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Finding the Fourth Proportional to 70,624.47, 105,952.29 and 23,254.14

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Solution

The fourth proportional to 70,624.47, 105,952.29 and 23,254.14 is: 34,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,624.47 : 105,952.29 = 23,254.14 : x
  2. Step 2: Convert to fraction form
    70,624.47/105,952.29 = 23,254.14/x
  3. Step 3: Cross multiply
    70,624.47x = 105,952.29 × 23,254.14
  4. Step 4: Simplify right side
    70,624.47x = 2,463,829,384.98
  5. Step 5: Solve for x
    x = 2,463,829,384.98/70,624.47
  6. Step 6: Final answer
    x = 34,886.34

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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.