Home / 581,439.79-872,159.70-182,111.83

Finding the Fourth Proportional to 581,439.79, 872,159.70 and 182,111.83

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Solution

The fourth proportional to 581,439.79, 872,159.70 and 182,111.83 is: 273,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,439.79 : 872,159.70 = 182,111.83 : x
  2. Step 2: Convert to fraction form
    581,439.79/872,159.70 = 182,111.83/x
  3. Step 3: Cross multiply
    581,439.79x = 872,159.70 × 182,111.83
  4. Step 4: Simplify right side
    581,439.79x = 158,830,599,019.25
  5. Step 5: Solve for x
    x = 158,830,599,019.25/581,439.79
  6. Step 6: Final answer
    x = 273,167.75

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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.