Home / 83,985.04-116,010.12-62,727.44

Finding the Fourth Proportional to 83,985.04, 116,010.12 and 62,727.44

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Solution

The fourth proportional to 83,985.04, 116,010.12 and 62,727.44 is: 86,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,985.04 : 116,010.12 = 62,727.44 : x
  2. Step 2: Convert to fraction form
    83,985.04/116,010.12 = 62,727.44/x
  3. Step 3: Cross multiply
    83,985.04x = 116,010.12 × 62,727.44
  4. Step 4: Simplify right side
    83,985.04x = 7,277,017,841.69
  5. Step 5: Solve for x
    x = 7,277,017,841.69/83,985.04
  6. Step 6: Final answer
    x = 86,646.60

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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.