Home / 136,497.30-188,996.13-125,999.70

Finding the Fourth Proportional to 136,497.30, 188,996.13 and 125,999.70

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Solution

The fourth proportional to 136,497.30, 188,996.13 and 125,999.70 is: 174,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,497.30 : 188,996.13 = 125,999.70 : x
  2. Step 2: Convert to fraction form
    136,497.30/188,996.13 = 125,999.70/x
  3. Step 3: Cross multiply
    136,497.30x = 188,996.13 × 125,999.70
  4. Step 4: Simplify right side
    136,497.30x = 23,813,455,681.16
  5. Step 5: Solve for x
    x = 23,813,455,681.16/136,497.30
  6. Step 6: Final answer
    x = 174,461.00

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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.