Home / 109,295.06-150,896.93-89,199.95

Finding the Fourth Proportional to 109,295.06, 150,896.93 and 89,199.95

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Solution

The fourth proportional to 109,295.06, 150,896.93 and 89,199.95 is: 123,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,295.06 : 150,896.93 = 89,199.95 : x
  2. Step 2: Convert to fraction form
    109,295.06/150,896.93 = 89,199.95/x
  3. Step 3: Cross multiply
    109,295.06x = 150,896.93 × 89,199.95
  4. Step 4: Simplify right side
    109,295.06x = 13,459,997,410.67
  5. Step 5: Solve for x
    x = 13,459,997,410.67/109,295.06
  6. Step 6: Final answer
    x = 123,152.85

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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.