Home / 113,526.25-156,671.09-63,225.25

Finding the Fourth Proportional to 113,526.25, 156,671.09 and 63,225.25

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Solution

The fourth proportional to 113,526.25, 156,671.09 and 63,225.25 is: 87,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,526.25 : 156,671.09 = 63,225.25 : x
  2. Step 2: Convert to fraction form
    113,526.25/156,671.09 = 63,225.25/x
  3. Step 3: Cross multiply
    113,526.25x = 156,671.09 × 63,225.25
  4. Step 4: Simplify right side
    113,526.25x = 9,905,568,833.02
  5. Step 5: Solve for x
    x = 9,905,568,833.02/113,526.25
  6. Step 6: Final answer
    x = 87,253.55

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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.