Home / 157,309.04-217,080.33-96,157.61

Finding the Fourth Proportional to 157,309.04, 217,080.33 and 96,157.61

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Solution

The fourth proportional to 157,309.04, 217,080.33 and 96,157.61 is: 132,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,309.04 : 217,080.33 = 96,157.61 : x
  2. Step 2: Convert to fraction form
    157,309.04/217,080.33 = 96,157.61/x
  3. Step 3: Cross multiply
    157,309.04x = 217,080.33 × 96,157.61
  4. Step 4: Simplify right side
    157,309.04x = 20,873,925,009.22
  5. Step 5: Solve for x
    x = 20,873,925,009.22/157,309.04
  6. Step 6: Final answer
    x = 132,693.74

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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.