Home / 211,248.59-291,364.11-146,717.90

Finding the Fourth Proportional to 211,248.59, 291,364.11 and 146,717.90

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Solution

The fourth proportional to 211,248.59, 291,364.11 and 146,717.90 is: 202,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,248.59 : 291,364.11 = 146,717.90 : x
  2. Step 2: Convert to fraction form
    211,248.59/291,364.11 = 146,717.90/x
  3. Step 3: Cross multiply
    211,248.59x = 291,364.11 × 146,717.90
  4. Step 4: Simplify right side
    211,248.59x = 42,748,329,990.36
  5. Step 5: Solve for x
    x = 42,748,329,990.36/211,248.59
  6. Step 6: Final answer
    x = 202,360.31

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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.