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Finding the Fourth Proportional to 85,889.34, 118,472.76 and 62,051.04

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Solution

The fourth proportional to 85,889.34, 118,472.76 and 62,051.04 is: 85,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,889.34 : 118,472.76 = 62,051.04 : x
  2. Step 2: Convert to fraction form
    85,889.34/118,472.76 = 62,051.04/x
  3. Step 3: Cross multiply
    85,889.34x = 118,472.76 × 62,051.04
  4. Step 4: Simplify right side
    85,889.34x = 7,351,357,969.67
  5. Step 5: Solve for x
    x = 7,351,357,969.67/85,889.34
  6. Step 6: Final answer
    x = 85,591.04

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1.5x scale

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.