Home / 62,403.71-86,117.16-34,109.39

Finding the Fourth Proportional to 62,403.71, 86,117.16 and 34,109.39

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Solution

The fourth proportional to 62,403.71, 86,117.16 and 34,109.39 is: 47,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.71 : 86,117.16 = 34,109.39 : x
  2. Step 2: Convert to fraction form
    62,403.71/86,117.16 = 34,109.39/x
  3. Step 3: Cross multiply
    62,403.71x = 86,117.16 × 34,109.39
  4. Step 4: Simplify right side
    62,403.71x = 2,937,403,625.59
  5. Step 5: Solve for x
    x = 2,937,403,625.59/62,403.71
  6. Step 6: Final answer
    x = 47,070.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.