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Finding the Fourth Proportional to 55,503.84, 83,294.04 and 48,100.85

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Solution

The fourth proportional to 55,503.84, 83,294.04 and 48,100.85 is: 72,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,503.84 : 83,294.04 = 48,100.85 : x
  2. Step 2: Convert to fraction form
    55,503.84/83,294.04 = 48,100.85/x
  3. Step 3: Cross multiply
    55,503.84x = 83,294.04 × 48,100.85
  4. Step 4: Simplify right side
    55,503.84x = 4,006,514,200.19
  5. Step 5: Solve for x
    x = 4,006,514,200.19/55,503.84
  6. Step 6: Final answer
    x = 72,184.45

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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.