Home / 123,359.04-185,038.56-70,801.92

Finding the Fourth Proportional to 123,359.04, 185,038.56 and 70,801.92

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Solution

The fourth proportional to 123,359.04, 185,038.56 and 70,801.92 is: 106,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,359.04 : 185,038.56 = 70,801.92 : x
  2. Step 2: Convert to fraction form
    123,359.04/185,038.56 = 70,801.92/x
  3. Step 3: Cross multiply
    123,359.04x = 185,038.56 × 70,801.92
  4. Step 4: Simplify right side
    123,359.04x = 13,101,085,322.04
  5. Step 5: Solve for x
    x = 13,101,085,322.04/123,359.04
  6. Step 6: Final answer
    x = 106,202.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.