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Finding the Fourth Proportional to 75,006.80, 112,477.80 and 37,552.40

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Solution

The fourth proportional to 75,006.80, 112,477.80 and 37,552.40 is: 56,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,006.80 : 112,477.80 = 37,552.40 : x
  2. Step 2: Convert to fraction form
    75,006.80/112,477.80 = 37,552.40/x
  3. Step 3: Cross multiply
    75,006.80x = 112,477.80 × 37,552.40
  4. Step 4: Simplify right side
    75,006.80x = 4,223,811,336.72
  5. Step 5: Solve for x
    x = 4,223,811,336.72/75,006.80
  6. Step 6: Final answer
    x = 56,312.38

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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.