Home / 155,451.40-233,177.10-143,528.20

Finding the Fourth Proportional to 155,451.40, 233,177.10 and 143,528.20

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Solution

The fourth proportional to 155,451.40, 233,177.10 and 143,528.20 is: 215,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,451.40 : 233,177.10 = 143,528.20 : x
  2. Step 2: Convert to fraction form
    155,451.40/233,177.10 = 143,528.20/x
  3. Step 3: Cross multiply
    155,451.40x = 233,177.10 × 143,528.20
  4. Step 4: Simplify right side
    155,451.40x = 33,467,489,444.22
  5. Step 5: Solve for x
    x = 33,467,489,444.22/155,451.40
  6. Step 6: Final answer
    x = 215,292.30

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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.