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Finding the Fourth Proportional to 127,095.80, 175,392.36 and 70,507.17

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Solution

The fourth proportional to 127,095.80, 175,392.36 and 70,507.17 is: 97,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.80 : 175,392.36 = 70,507.17 : x
  2. Step 2: Convert to fraction form
    127,095.80/175,392.36 = 70,507.17/x
  3. Step 3: Cross multiply
    127,095.80x = 175,392.36 × 70,507.17
  4. Step 4: Simplify right side
    127,095.80x = 12,366,418,943.22
  5. Step 5: Solve for x
    x = 12,366,418,943.22/127,095.80
  6. Step 6: Final answer
    x = 97,299.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.