Home / 149,250.16-223,875-102,360.88

Finding the Fourth Proportional to 149,250.16, 223,875 and 102,360.88

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Solution

The fourth proportional to 149,250.16, 223,875 and 102,360.88 is: 153,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,250.16 : 223,875 = 102,360.88 : x
  2. Step 2: Convert to fraction form
    149,250.16/223,875 = 102,360.88/x
  3. Step 3: Cross multiply
    149,250.16x = 223,875 × 102,360.88
  4. Step 4: Simplify right side
    149,250.16x = 22,916,042,010
  5. Step 5: Solve for x
    x = 22,916,042,010/149,250.16
  6. Step 6: Final answer
    x = 153,541.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.