Home / 113,039.40-155,996.26-62,056.84

Finding the Fourth Proportional to 113,039.40, 155,996.26 and 62,056.84

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Solution

The fourth proportional to 113,039.40, 155,996.26 and 62,056.84 is: 85,639.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,039.40 : 155,996.26 = 62,056.84 : x
  2. Step 2: Convert to fraction form
    113,039.40/155,996.26 = 62,056.84/x
  3. Step 3: Cross multiply
    113,039.40x = 155,996.26 × 62,056.84
  4. Step 4: Simplify right side
    113,039.40x = 9,680,634,947.42
  5. Step 5: Solve for x
    x = 9,680,634,947.42/113,039.40
  6. Step 6: Final answer
    x = 85,639.48

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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.