Home / 59,715.60-89,573.40-42,219.60

Finding the Fourth Proportional to 59,715.60, 89,573.40 and 42,219.60

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Solution

The fourth proportional to 59,715.60, 89,573.40 and 42,219.60 is: 63,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,715.60 : 89,573.40 = 42,219.60 : x
  2. Step 2: Convert to fraction form
    59,715.60/89,573.40 = 42,219.60/x
  3. Step 3: Cross multiply
    59,715.60x = 89,573.40 × 42,219.60
  4. Step 4: Simplify right side
    59,715.60x = 3,781,753,118.64
  5. Step 5: Solve for x
    x = 3,781,753,118.64/59,715.60
  6. Step 6: Final answer
    x = 63,329.40

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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.