Home / 157,925.04-217,975.28-89,982.11

Finding the Fourth Proportional to 157,925.04, 217,975.28 and 89,982.11

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Solution

The fourth proportional to 157,925.04, 217,975.28 and 89,982.11 is: 124,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,925.04 : 217,975.28 = 89,982.11 : x
  2. Step 2: Convert to fraction form
    157,925.04/217,975.28 = 89,982.11/x
  3. Step 3: Cross multiply
    157,925.04x = 217,975.28 × 89,982.11
  4. Step 4: Simplify right side
    157,925.04x = 19,613,875,622.24
  5. Step 5: Solve for x
    x = 19,613,875,622.24/157,925.04
  6. Step 6: Final answer
    x = 124,197.38

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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.