Home / 122,601.12-169,284.06-98,833.92

Finding the Fourth Proportional to 122,601.12, 169,284.06 and 98,833.92

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Solution

The fourth proportional to 122,601.12, 169,284.06 and 98,833.92 is: 136,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,601.12 : 169,284.06 = 98,833.92 : x
  2. Step 2: Convert to fraction form
    122,601.12/169,284.06 = 98,833.92/x
  3. Step 3: Cross multiply
    122,601.12x = 169,284.06 × 98,833.92
  4. Step 4: Simplify right side
    122,601.12x = 16,731,007,243.32
  5. Step 5: Solve for x
    x = 16,731,007,243.32/122,601.12
  6. Step 6: Final answer
    x = 136,467.00

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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.