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Finding the Fourth Proportional to 59,366.80, 89,050.20 and 56,742.40

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Solution

The fourth proportional to 59,366.80, 89,050.20 and 56,742.40 is: 85,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,366.80 : 89,050.20 = 56,742.40 : x
  2. Step 2: Convert to fraction form
    59,366.80/89,050.20 = 56,742.40/x
  3. Step 3: Cross multiply
    59,366.80x = 89,050.20 × 56,742.40
  4. Step 4: Simplify right side
    59,366.80x = 5,052,922,068.48
  5. Step 5: Solve for x
    x = 5,052,922,068.48/59,366.80
  6. Step 6: Final answer
    x = 85,113.60

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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.