Home / 132,614.02-183,031.06-84,865.73

Finding the Fourth Proportional to 132,614.02, 183,031.06 and 84,865.73

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Solution

The fourth proportional to 132,614.02, 183,031.06 and 84,865.73 is: 117,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,614.02 : 183,031.06 = 84,865.73 : x
  2. Step 2: Convert to fraction form
    132,614.02/183,031.06 = 84,865.73/x
  3. Step 3: Cross multiply
    132,614.02x = 183,031.06 × 84,865.73
  4. Step 4: Simplify right side
    132,614.02x = 15,533,064,519.57
  5. Step 5: Solve for x
    x = 15,533,064,519.57/132,614.02
  6. Step 6: Final answer
    x = 117,129.88

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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.