Home / 58,444.18-87,610.78-18,973.69

Finding the Fourth Proportional to 58,444.18, 87,610.78 and 18,973.69

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Solution

The fourth proportional to 58,444.18, 87,610.78 and 18,973.69 is: 28,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,444.18 : 87,610.78 = 18,973.69 : x
  2. Step 2: Convert to fraction form
    58,444.18/87,610.78 = 18,973.69/x
  3. Step 3: Cross multiply
    58,444.18x = 87,610.78 × 18,973.69
  4. Step 4: Simplify right side
    58,444.18x = 1,662,299,780.38
  5. Step 5: Solve for x
    x = 1,662,299,780.38/58,444.18
  6. Step 6: Final answer
    x = 28,442.52

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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.