Home / 48,007.60-72,011.40-44,508.40

Finding the Fourth Proportional to 48,007.60, 72,011.40 and 44,508.40

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Solution

The fourth proportional to 48,007.60, 72,011.40 and 44,508.40 is: 66,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.60 : 72,011.40 = 44,508.40 : x
  2. Step 2: Convert to fraction form
    48,007.60/72,011.40 = 44,508.40/x
  3. Step 3: Cross multiply
    48,007.60x = 72,011.40 × 44,508.40
  4. Step 4: Simplify right side
    48,007.60x = 3,205,112,195.76
  5. Step 5: Solve for x
    x = 3,205,112,195.76/48,007.60
  6. Step 6: Final answer
    x = 66,762.60

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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.