Home / 109,014.40-150,441.33-61,264.90

Finding the Fourth Proportional to 109,014.40, 150,441.33 and 61,264.90

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Solution

The fourth proportional to 109,014.40, 150,441.33 and 61,264.90 is: 84,546.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,014.40 : 150,441.33 = 61,264.90 : x
  2. Step 2: Convert to fraction form
    109,014.40/150,441.33 = 61,264.90/x
  3. Step 3: Cross multiply
    109,014.40x = 150,441.33 × 61,264.90
  4. Step 4: Simplify right side
    109,014.40x = 9,216,773,038.32
  5. Step 5: Solve for x
    x = 9,216,773,038.32/109,014.40
  6. Step 6: Final answer
    x = 84,546.38

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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.