Home / 58,266.28-87,402.15-20,844.08

Finding the Fourth Proportional to 58,266.28, 87,402.15 and 20,844.08

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Solution

The fourth proportional to 58,266.28, 87,402.15 and 20,844.08 is: 31,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,266.28 : 87,402.15 = 20,844.08 : x
  2. Step 2: Convert to fraction form
    58,266.28/87,402.15 = 20,844.08/x
  3. Step 3: Cross multiply
    58,266.28x = 87,402.15 × 20,844.08
  4. Step 4: Simplify right side
    58,266.28x = 1,821,816,969.76
  5. Step 5: Solve for x
    x = 1,821,816,969.76/58,266.28
  6. Step 6: Final answer
    x = 31,267.09

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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.