Home / 112,724.25-155,559.51-62,423.25

Finding the Fourth Proportional to 112,724.25, 155,559.51 and 62,423.25

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Solution

The fourth proportional to 112,724.25, 155,559.51 and 62,423.25 is: 86,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,724.25 : 155,559.51 = 62,423.25 : x
  2. Step 2: Convert to fraction form
    112,724.25/155,559.51 = 62,423.25/x
  3. Step 3: Cross multiply
    112,724.25x = 155,559.51 × 62,423.25
  4. Step 4: Simplify right side
    112,724.25x = 9,710,530,182.61
  5. Step 5: Solve for x
    x = 9,710,530,182.61/112,724.25
  6. Step 6: Final answer
    x = 86,144.11

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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.