Home / 83,281.40-124,979.70-59,924.60

Finding the Fourth Proportional to 83,281.40, 124,979.70 and 59,924.60

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Solution

The fourth proportional to 83,281.40, 124,979.70 and 59,924.60 is: 89,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,281.40 : 124,979.70 = 59,924.60 : x
  2. Step 2: Convert to fraction form
    83,281.40/124,979.70 = 59,924.60/x
  3. Step 3: Cross multiply
    83,281.40x = 124,979.70 × 59,924.60
  4. Step 4: Simplify right side
    83,281.40x = 7,489,358,530.62
  5. Step 5: Solve for x
    x = 7,489,358,530.62/83,281.40
  6. Step 6: Final answer
    x = 89,928.35

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1.5x scale

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.