Home / 51,875.40-71,587.11-29,214.30

Finding the Fourth Proportional to 51,875.40, 71,587.11 and 29,214.30

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Solution

The fourth proportional to 51,875.40, 71,587.11 and 29,214.30 is: 40,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.40 : 71,587.11 = 29,214.30 : x
  2. Step 2: Convert to fraction form
    51,875.40/71,587.11 = 29,214.30/x
  3. Step 3: Cross multiply
    51,875.40x = 71,587.11 × 29,214.30
  4. Step 4: Simplify right side
    51,875.40x = 2,091,367,307.67
  5. Step 5: Solve for x
    x = 2,091,367,307.67/51,875.40
  6. Step 6: Final answer
    x = 40,315.20

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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.