Home / 113,362.75-156,441.51-63,061.75

Finding the Fourth Proportional to 113,362.75, 156,441.51 and 63,061.75

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Solution

The fourth proportional to 113,362.75, 156,441.51 and 63,061.75 is: 87,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,362.75 : 156,441.51 = 63,061.75 : x
  2. Step 2: Convert to fraction form
    113,362.75/156,441.51 = 63,061.75/x
  3. Step 3: Cross multiply
    113,362.75x = 156,441.51 × 63,061.75
  4. Step 4: Simplify right side
    113,362.75x = 9,865,475,393.24
  5. Step 5: Solve for x
    x = 9,865,475,393.24/113,362.75
  6. Step 6: Final answer
    x = 87,025.72

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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.