Home / 127,097.08-175,394.04-70,508.50

Finding the Fourth Proportional to 127,097.08, 175,394.04 and 70,508.50

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Solution

The fourth proportional to 127,097.08, 175,394.04 and 70,508.50 is: 97,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,097.08 : 175,394.04 = 70,508.50 : x
  2. Step 2: Convert to fraction form
    127,097.08/175,394.04 = 70,508.50/x
  3. Step 3: Cross multiply
    127,097.08x = 175,394.04 × 70,508.50
  4. Step 4: Simplify right side
    127,097.08x = 12,366,770,669.34
  5. Step 5: Solve for x
    x = 12,366,770,669.34/127,097.08
  6. Step 6: Final answer
    x = 97,301.77

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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.