Home / 56,675.85-85,034.70-23,398.80

Finding the Fourth Proportional to 56,675.85, 85,034.70 and 23,398.80

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Solution

The fourth proportional to 56,675.85, 85,034.70 and 23,398.80 is: 35,106.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,675.85 : 85,034.70 = 23,398.80 : x
  2. Step 2: Convert to fraction form
    56,675.85/85,034.70 = 23,398.80/x
  3. Step 3: Cross multiply
    56,675.85x = 85,034.70 × 23,398.80
  4. Step 4: Simplify right side
    56,675.85x = 1,989,709,938.36
  5. Step 5: Solve for x
    x = 1,989,709,938.36/56,675.85
  6. Step 6: Final answer
    x = 35,106.84

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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.