Home / 581,610.78-872,416.17-160,875.72

Finding the Fourth Proportional to 581,610.78, 872,416.17 and 160,875.72

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Solution

The fourth proportional to 581,610.78, 872,416.17 and 160,875.72 is: 241,313.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,610.78 : 872,416.17 = 160,875.72 : x
  2. Step 2: Convert to fraction form
    581,610.78/872,416.17 = 160,875.72/x
  3. Step 3: Cross multiply
    581,610.78x = 872,416.17 × 160,875.72
  4. Step 4: Simplify right side
    581,610.78x = 140,350,579,488.39
  5. Step 5: Solve for x
    x = 140,350,579,488.39/581,610.78
  6. Step 6: Final answer
    x = 241,313.58

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.