Home / 230,134.02-317,508.84-134,573.04

Finding the Fourth Proportional to 230,134.02, 317,508.84 and 134,573.04

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Solution

The fourth proportional to 230,134.02, 317,508.84 and 134,573.04 is: 185,666.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,134.02 : 317,508.84 = 134,573.04 : x
  2. Step 2: Convert to fraction form
    230,134.02/317,508.84 = 134,573.04/x
  3. Step 3: Cross multiply
    230,134.02x = 317,508.84 × 134,573.04
  4. Step 4: Simplify right side
    230,134.02x = 42,728,129,825.67
  5. Step 5: Solve for x
    x = 42,728,129,825.67/230,134.02
  6. Step 6: Final answer
    x = 185,666.29

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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.