Home / 157,924.04-217,973.90-89,981.11

Finding the Fourth Proportional to 157,924.04, 217,973.90 and 89,981.11

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Solution

The fourth proportional to 157,924.04, 217,973.90 and 89,981.11 is: 124,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,924.04 : 217,973.90 = 89,981.11 : x
  2. Step 2: Convert to fraction form
    157,924.04/217,973.90 = 89,981.11/x
  3. Step 3: Cross multiply
    157,924.04x = 217,973.90 × 89,981.11
  4. Step 4: Simplify right side
    157,924.04x = 19,613,533,473.03
  5. Step 5: Solve for x
    x = 19,613,533,473.03/157,924.04
  6. Step 6: Final answer
    x = 124,196.00

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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.