Home / 157,189.12-235,739.76-62,376.64

Finding the Fourth Proportional to 157,189.12, 235,739.76 and 62,376.64

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Solution

The fourth proportional to 157,189.12, 235,739.76 and 62,376.64 is: 93,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,189.12 : 235,739.76 = 62,376.64 : x
  2. Step 2: Convert to fraction form
    157,189.12/235,739.76 = 62,376.64/x
  3. Step 3: Cross multiply
    157,189.12x = 235,739.76 × 62,376.64
  4. Step 4: Simplify right side
    157,189.12x = 14,704,654,143.21
  5. Step 5: Solve for x
    x = 14,704,654,143.21/157,189.12
  6. Step 6: Final answer
    x = 93,547.53

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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.