Home / 45,870.08-63,312-27,974.96

Finding the Fourth Proportional to 45,870.08, 63,312 and 27,974.96

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Solution

The fourth proportional to 45,870.08, 63,312 and 27,974.96 is: 38,612.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870.08 : 63,312 = 27,974.96 : x
  2. Step 2: Convert to fraction form
    45,870.08/63,312 = 27,974.96/x
  3. Step 3: Cross multiply
    45,870.08x = 63,312 × 27,974.96
  4. Step 4: Simplify right side
    45,870.08x = 1,771,150,667.52
  5. Step 5: Solve for x
    x = 1,771,150,667.52/45,870.08
  6. Step 6: Final answer
    x = 38,612.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.