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Finding the Fourth Proportional to 178,618.13, 267,927.19 and 53,959.13

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Solution

The fourth proportional to 178,618.13, 267,927.19 and 53,959.13 is: 80,938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,618.13 : 267,927.19 = 53,959.13 : x
  2. Step 2: Convert to fraction form
    178,618.13/267,927.19 = 53,959.13/x
  3. Step 3: Cross multiply
    178,618.13x = 267,927.19 × 53,959.13
  4. Step 4: Simplify right side
    178,618.13x = 14,457,118,075.74
  5. Step 5: Solve for x
    x = 14,457,118,075.74/178,618.13
  6. Step 6: Final answer
    x = 80,938.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.