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Finding the Fourth Proportional to 59,007.60, 88,511.40 and 51,404.40

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Solution

The fourth proportional to 59,007.60, 88,511.40 and 51,404.40 is: 77,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,007.60 : 88,511.40 = 51,404.40 : x
  2. Step 2: Convert to fraction form
    59,007.60/88,511.40 = 51,404.40/x
  3. Step 3: Cross multiply
    59,007.60x = 88,511.40 × 51,404.40
  4. Step 4: Simplify right side
    59,007.60x = 4,549,875,410.16
  5. Step 5: Solve for x
    x = 4,549,875,410.16/59,007.60
  6. Step 6: Final answer
    x = 77,106.60

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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.