Home / 127,999.13-176,705.20-93,505.13

Finding the Fourth Proportional to 127,999.13, 176,705.20 and 93,505.13

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Solution

The fourth proportional to 127,999.13, 176,705.20 and 93,505.13 is: 129,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,999.13 : 176,705.20 = 93,505.13 : x
  2. Step 2: Convert to fraction form
    127,999.13/176,705.20 = 93,505.13/x
  3. Step 3: Cross multiply
    127,999.13x = 176,705.20 × 93,505.13
  4. Step 4: Simplify right side
    127,999.13x = 16,522,841,580.39
  5. Step 5: Solve for x
    x = 16,522,841,580.39/127,999.13
  6. Step 6: Final answer
    x = 129,085.58

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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.