Home / 56,929.10-85,393.65-38,266.70

Finding the Fourth Proportional to 56,929.10, 85,393.65 and 38,266.70

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Solution

The fourth proportional to 56,929.10, 85,393.65 and 38,266.70 is: 57,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.10 : 85,393.65 = 38,266.70 : x
  2. Step 2: Convert to fraction form
    56,929.10/85,393.65 = 38,266.70/x
  3. Step 3: Cross multiply
    56,929.10x = 85,393.65 × 38,266.70
  4. Step 4: Simplify right side
    56,929.10x = 3,267,733,186.46
  5. Step 5: Solve for x
    x = 3,267,733,186.46/56,929.10
  6. Step 6: Final answer
    x = 57,400.05

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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.