Home / 113,386.70-156,471.24-62,396.80

Finding the Fourth Proportional to 113,386.70, 156,471.24 and 62,396.80

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Solution

The fourth proportional to 113,386.70, 156,471.24 and 62,396.80 is: 86,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,386.70 : 156,471.24 = 62,396.80 : x
  2. Step 2: Convert to fraction form
    113,386.70/156,471.24 = 62,396.80/x
  3. Step 3: Cross multiply
    113,386.70x = 156,471.24 × 62,396.80
  4. Step 4: Simplify right side
    113,386.70x = 9,763,304,510.84
  5. Step 5: Solve for x
    x = 9,763,304,510.84/113,386.70
  6. Step 6: Final answer
    x = 86,106.26

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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.