Home / 234,566.21-323,700.09-127,135.10

Finding the Fourth Proportional to 234,566.21, 323,700.09 and 127,135.10

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Solution

The fourth proportional to 234,566.21, 323,700.09 and 127,135.10 is: 175,445.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,566.21 : 323,700.09 = 127,135.10 : x
  2. Step 2: Convert to fraction form
    234,566.21/323,700.09 = 127,135.10/x
  3. Step 3: Cross multiply
    234,566.21x = 323,700.09 × 127,135.10
  4. Step 4: Simplify right side
    234,566.21x = 41,153,643,312.16
  5. Step 5: Solve for x
    x = 41,153,643,312.16/234,566.21
  6. Step 6: Final answer
    x = 175,445.74

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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.