Home / 127,202.48-175,541.52-69,847.04

Finding the Fourth Proportional to 127,202.48, 175,541.52 and 69,847.04

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Solution

The fourth proportional to 127,202.48, 175,541.52 and 69,847.04 is: 96,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,202.48 : 175,541.52 = 69,847.04 : x
  2. Step 2: Convert to fraction form
    127,202.48/175,541.52 = 69,847.04/x
  3. Step 3: Cross multiply
    127,202.48x = 175,541.52 × 69,847.04
  4. Step 4: Simplify right side
    127,202.48x = 12,261,055,569.10
  5. Step 5: Solve for x
    x = 12,261,055,569.10/127,202.48
  6. Step 6: Final answer
    x = 96,390.07

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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.