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Finding the Fourth Proportional to 127,484.82, 176,001.12 and 97,030.98

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Solution

The fourth proportional to 127,484.82, 176,001.12 and 97,030.98 is: 133,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,484.82 : 176,001.12 = 97,030.98 : x
  2. Step 2: Convert to fraction form
    127,484.82/176,001.12 = 97,030.98/x
  3. Step 3: Cross multiply
    127,484.82x = 176,001.12 × 97,030.98
  4. Step 4: Simplify right side
    127,484.82x = 17,077,561,154.70
  5. Step 5: Solve for x
    x = 17,077,561,154.70/127,484.82
  6. Step 6: Final answer
    x = 133,957.60

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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.