Home / 272,941.61-376,654.40-152,080.29

Finding the Fourth Proportional to 272,941.61, 376,654.40 and 152,080.29

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Solution

The fourth proportional to 272,941.61, 376,654.40 and 152,080.29 is: 209,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,941.61 : 376,654.40 = 152,080.29 : x
  2. Step 2: Convert to fraction form
    272,941.61/376,654.40 = 152,080.29/x
  3. Step 3: Cross multiply
    272,941.61x = 376,654.40 × 152,080.29
  4. Step 4: Simplify right side
    272,941.61x = 57,281,710,381.78
  5. Step 5: Solve for x
    x = 57,281,710,381.78/272,941.61
  6. Step 6: Final answer
    x = 209,868.00

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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.