Home / 123,248.10-170,078.46-69,532.40

Finding the Fourth Proportional to 123,248.10, 170,078.46 and 69,532.40

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Solution

The fourth proportional to 123,248.10, 170,078.46 and 69,532.40 is: 95,952.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,248.10 : 170,078.46 = 69,532.40 : x
  2. Step 2: Convert to fraction form
    123,248.10/170,078.46 = 69,532.40/x
  3. Step 3: Cross multiply
    123,248.10x = 170,078.46 × 69,532.40
  4. Step 4: Simplify right side
    123,248.10x = 11,825,963,512.10
  5. Step 5: Solve for x
    x = 11,825,963,512.10/123,248.10
  6. Step 6: Final answer
    x = 95,952.50

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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.