Home / 141,127.40-211,760.58-66,253.16

Finding the Fourth Proportional to 141,127.40, 211,760.58 and 66,253.16

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Solution

The fourth proportional to 141,127.40, 211,760.58 and 66,253.16 is: 99,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,127.40 : 211,760.58 = 66,253.16 : x
  2. Step 2: Convert to fraction form
    141,127.40/211,760.58 = 66,253.16/x
  3. Step 3: Cross multiply
    141,127.40x = 211,760.58 × 66,253.16
  4. Step 4: Simplify right side
    141,127.40x = 14,029,807,588.43
  5. Step 5: Solve for x
    x = 14,029,807,588.43/141,127.40
  6. Step 6: Final answer
    x = 99,412.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.