Home / 63,789.16-95,683.80-30,501.40

Finding the Fourth Proportional to 63,789.16, 95,683.80 and 30,501.40

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Solution

The fourth proportional to 63,789.16, 95,683.80 and 30,501.40 is: 45,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,789.16 : 95,683.80 = 30,501.40 : x
  2. Step 2: Convert to fraction form
    63,789.16/95,683.80 = 30,501.40/x
  3. Step 3: Cross multiply
    63,789.16x = 95,683.80 × 30,501.40
  4. Step 4: Simplify right side
    63,789.16x = 2,918,489,857.32
  5. Step 5: Solve for x
    x = 2,918,489,857.32/63,789.16
  6. Step 6: Final answer
    x = 45,752.13

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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.