Home / 144,941.80-217,412.70-134,444.20

Finding the Fourth Proportional to 144,941.80, 217,412.70 and 134,444.20

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Solution

The fourth proportional to 144,941.80, 217,412.70 and 134,444.20 is: 201,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,941.80 : 217,412.70 = 134,444.20 : x
  2. Step 2: Convert to fraction form
    144,941.80/217,412.70 = 134,444.20/x
  3. Step 3: Cross multiply
    144,941.80x = 217,412.70 × 134,444.20
  4. Step 4: Simplify right side
    144,941.80x = 29,229,876,521.34
  5. Step 5: Solve for x
    x = 29,229,876,521.34/144,941.80
  6. Step 6: Final answer
    x = 201,666.30

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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.