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Finding the Fourth Proportional to 88,412.71, 122,011.10 and 48,127.63

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Solution

The fourth proportional to 88,412.71, 122,011.10 and 48,127.63 is: 66,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,412.71 : 122,011.10 = 48,127.63 : x
  2. Step 2: Convert to fraction form
    88,412.71/122,011.10 = 48,127.63/x
  3. Step 3: Cross multiply
    88,412.71x = 122,011.10 × 48,127.63
  4. Step 4: Simplify right side
    88,412.71x = 5,872,105,076.69
  5. Step 5: Solve for x
    x = 5,872,105,076.69/88,412.71
  6. Step 6: Final answer
    x = 66,416.98

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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.