Home / 129,959.02-179,323.23-73,369.18

Finding the Fourth Proportional to 129,959.02, 179,323.23 and 73,369.18

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Solution

The fourth proportional to 129,959.02, 179,323.23 and 73,369.18 is: 101,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,959.02 : 179,323.23 = 73,369.18 : x
  2. Step 2: Convert to fraction form
    129,959.02/179,323.23 = 73,369.18/x
  3. Step 3: Cross multiply
    129,959.02x = 179,323.23 × 73,369.18
  4. Step 4: Simplify right side
    129,959.02x = 13,156,798,340.05
  5. Step 5: Solve for x
    x = 13,156,798,340.05/129,959.02
  6. Step 6: Final answer
    x = 101,238.05

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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.