Home / 147,031.64-202,724.34-124,330.04

Finding the Fourth Proportional to 147,031.64, 202,724.34 and 124,330.04

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Solution

The fourth proportional to 147,031.64, 202,724.34 and 124,330.04 is: 171,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,031.64 : 202,724.34 = 124,330.04 : x
  2. Step 2: Convert to fraction form
    147,031.64/202,724.34 = 124,330.04/x
  3. Step 3: Cross multiply
    147,031.64x = 202,724.34 × 124,330.04
  4. Step 4: Simplify right side
    147,031.64x = 25,204,725,301.17
  5. Step 5: Solve for x
    x = 25,204,725,301.17/147,031.64
  6. Step 6: Final answer
    x = 171,423.82

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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.