Home / 157,319.68-235,971.84-58,816

Finding the Fourth Proportional to 157,319.68, 235,971.84 and 58,816

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Solution

The fourth proportional to 157,319.68, 235,971.84 and 58,816 is: 88,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,319.68 : 235,971.84 = 58,816 : x
  2. Step 2: Convert to fraction form
    157,319.68/235,971.84 = 58,816/x
  3. Step 3: Cross multiply
    157,319.68x = 235,971.84 × 58,816
  4. Step 4: Simplify right side
    157,319.68x = 13,878,919,741.44
  5. Step 5: Solve for x
    x = 13,878,919,741.44/157,319.68
  6. Step 6: Final answer
    x = 88,221.13

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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.