Home / 127,889.00-176,487.17-70,526.90

Finding the Fourth Proportional to 127,889.00, 176,487.17 and 70,526.90

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Solution

The fourth proportional to 127,889.00, 176,487.17 and 70,526.90 is: 97,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,889.00 : 176,487.17 = 70,526.90 : x
  2. Step 2: Convert to fraction form
    127,889.00/176,487.17 = 70,526.90/x
  3. Step 3: Cross multiply
    127,889.00x = 176,487.17 × 70,526.90
  4. Step 4: Simplify right side
    127,889.00x = 12,447,091,754.80
  5. Step 5: Solve for x
    x = 12,447,091,754.80/127,889.00
  6. Step 6: Final answer
    x = 97,327.31

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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.