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Finding the Fourth Proportional to 88,337.83, 121,905.03 and 48,050.74

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Solution

The fourth proportional to 88,337.83, 121,905.03 and 48,050.74 is: 66,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,337.83 : 121,905.03 = 48,050.74 : x
  2. Step 2: Convert to fraction form
    88,337.83/121,905.03 = 48,050.74/x
  3. Step 3: Cross multiply
    88,337.83x = 121,905.03 × 48,050.74
  4. Step 4: Simplify right side
    88,337.83x = 5,857,626,901.22
  5. Step 5: Solve for x
    x = 5,857,626,901.22/88,337.83
  6. Step 6: Final answer
    x = 66,309.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.