Home / 157,627.24-235,886.10-98,490.76

Finding the Fourth Proportional to 157,627.24, 235,886.10 and 98,490.76

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Solution

The fourth proportional to 157,627.24, 235,886.10 and 98,490.76 is: 147,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,627.24 : 235,886.10 = 98,490.76 : x
  2. Step 2: Convert to fraction form
    157,627.24/235,886.10 = 98,490.76/x
  3. Step 3: Cross multiply
    157,627.24x = 235,886.10 × 98,490.76
  4. Step 4: Simplify right side
    157,627.24x = 23,232,601,262.44
  5. Step 5: Solve for x
    x = 23,232,601,262.44/157,627.24
  6. Step 6: Final answer
    x = 147,389.51

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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.