Home / 112,957.48-155,877.06-62,655.40

Finding the Fourth Proportional to 112,957.48, 155,877.06 and 62,655.40

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Solution

The fourth proportional to 112,957.48, 155,877.06 and 62,655.40 is: 86,462.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,957.48 : 155,877.06 = 62,655.40 : x
  2. Step 2: Convert to fraction form
    112,957.48/155,877.06 = 62,655.40/x
  3. Step 3: Cross multiply
    112,957.48x = 155,877.06 × 62,655.40
  4. Step 4: Simplify right side
    112,957.48x = 9,766,539,545.12
  5. Step 5: Solve for x
    x = 9,766,539,545.12/112,957.48
  6. Step 6: Final answer
    x = 86,462.09

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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.