Home / 205,588.02-283,722.30-125,002.20

Finding the Fourth Proportional to 205,588.02, 283,722.30 and 125,002.20

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Solution

The fourth proportional to 205,588.02, 283,722.30 and 125,002.20 is: 172,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,588.02 : 283,722.30 = 125,002.20 : x
  2. Step 2: Convert to fraction form
    205,588.02/283,722.30 = 125,002.20/x
  3. Step 3: Cross multiply
    205,588.02x = 283,722.30 × 125,002.20
  4. Step 4: Simplify right side
    205,588.02x = 35,465,911,689.06
  5. Step 5: Solve for x
    x = 35,465,911,689.06/205,588.02
  6. Step 6: Final answer
    x = 172,509.62

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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.