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Finding the Fourth Proportional to 64,407.50, 88,865.53 and 37,176.92

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Solution

The fourth proportional to 64,407.50, 88,865.53 and 37,176.92 is: 51,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,407.50 : 88,865.53 = 37,176.92 : x
  2. Step 2: Convert to fraction form
    64,407.50/88,865.53 = 37,176.92/x
  3. Step 3: Cross multiply
    64,407.50x = 88,865.53 × 37,176.92
  4. Step 4: Simplify right side
    64,407.50x = 3,303,746,699.57
  5. Step 5: Solve for x
    x = 3,303,746,699.57/64,407.50
  6. Step 6: Final answer
    x = 51,294.44

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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.