Home / 141,899.80-195,948.30-135,177.88

Finding the Fourth Proportional to 141,899.80, 195,948.30 and 135,177.88

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Solution

The fourth proportional to 141,899.80, 195,948.30 and 135,177.88 is: 186,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,899.80 : 195,948.30 = 135,177.88 : x
  2. Step 2: Convert to fraction form
    141,899.80/195,948.30 = 135,177.88/x
  3. Step 3: Cross multiply
    141,899.80x = 195,948.30 × 135,177.88
  4. Step 4: Simplify right side
    141,899.80x = 26,487,875,783.60
  5. Step 5: Solve for x
    x = 26,487,875,783.60/141,899.80
  6. Step 6: Final answer
    x = 186,666.05

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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.