Home / 62,409.07-93,613.59-20,856.07

Finding the Fourth Proportional to 62,409.07, 93,613.59 and 20,856.07

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Solution

The fourth proportional to 62,409.07, 93,613.59 and 20,856.07 is: 31,284.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,409.07 : 93,613.59 = 20,856.07 : x
  2. Step 2: Convert to fraction form
    62,409.07/93,613.59 = 20,856.07/x
  3. Step 3: Cross multiply
    62,409.07x = 93,613.59 × 20,856.07
  4. Step 4: Simplify right side
    62,409.07x = 1,952,411,585.99
  5. Step 5: Solve for x
    x = 1,952,411,585.99/62,409.07
  6. Step 6: Final answer
    x = 31,284.10

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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.