Home / 156,674.46-216,215.56-88,690.06

Finding the Fourth Proportional to 156,674.46, 216,215.56 and 88,690.06

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Solution

The fourth proportional to 156,674.46, 216,215.56 and 88,690.06 is: 122,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,674.46 : 216,215.56 = 88,690.06 : x
  2. Step 2: Convert to fraction form
    156,674.46/216,215.56 = 88,690.06/x
  3. Step 3: Cross multiply
    156,674.46x = 216,215.56 × 88,690.06
  4. Step 4: Simplify right side
    156,674.46x = 19,176,170,989.33
  5. Step 5: Solve for x
    x = 19,176,170,989.33/156,674.46
  6. Step 6: Final answer
    x = 122,395.00

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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.