Home / 233,921.08-322,810.86-126,490.96

Finding the Fourth Proportional to 233,921.08, 322,810.86 and 126,490.96

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Solution

The fourth proportional to 233,921.08, 322,810.86 and 126,490.96 is: 174,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,921.08 : 322,810.86 = 126,490.96 : x
  2. Step 2: Convert to fraction form
    233,921.08/322,810.86 = 126,490.96/x
  3. Step 3: Cross multiply
    233,921.08x = 322,810.86 × 126,490.96
  4. Step 4: Simplify right side
    233,921.08x = 40,832,655,579.83
  5. Step 5: Solve for x
    x = 40,832,655,579.83/233,921.08
  6. Step 6: Final answer
    x = 174,557.40

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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.