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Finding the Fourth Proportional to 64,045.29, 88,380.95 and 35,750.91

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Solution

The fourth proportional to 64,045.29, 88,380.95 and 35,750.91 is: 49,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,045.29 : 88,380.95 = 35,750.91 : x
  2. Step 2: Convert to fraction form
    64,045.29/88,380.95 = 35,750.91/x
  3. Step 3: Cross multiply
    64,045.29x = 88,380.95 × 35,750.91
  4. Step 4: Simplify right side
    64,045.29x = 3,159,699,210.41
  5. Step 5: Solve for x
    x = 3,159,699,210.41/64,045.29
  6. Step 6: Final answer
    x = 49,335.39

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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.