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Finding the Fourth Proportional to 114,510.42, 158,024.43 and 69,798.42

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Solution

The fourth proportional to 114,510.42, 158,024.43 and 69,798.42 is: 96,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,510.42 : 158,024.43 = 69,798.42 : x
  2. Step 2: Convert to fraction form
    114,510.42/158,024.43 = 69,798.42/x
  3. Step 3: Cross multiply
    114,510.42x = 158,024.43 × 69,798.42
  4. Step 4: Simplify right side
    114,510.42x = 11,029,855,535.40
  5. Step 5: Solve for x
    x = 11,029,855,535.40/114,510.42
  6. Step 6: Final answer
    x = 96,321.85

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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.