Home / 55,851.08-83,758.84-18,402.88

Finding the Fourth Proportional to 55,851.08, 83,758.84 and 18,402.88

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Solution

The fourth proportional to 55,851.08, 83,758.84 and 18,402.88 is: 27,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,851.08 : 83,758.84 = 18,402.88 : x
  2. Step 2: Convert to fraction form
    55,851.08/83,758.84 = 18,402.88/x
  3. Step 3: Cross multiply
    55,851.08x = 83,758.84 × 18,402.88
  4. Step 4: Simplify right side
    55,851.08x = 1,541,403,881.46
  5. Step 5: Solve for x
    x = 1,541,403,881.46/55,851.08
  6. Step 6: Final answer
    x = 27,598.46

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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.