Home / 120,445.83-180,689.27-41,541.57

Finding the Fourth Proportional to 120,445.83, 180,689.27 and 41,541.57

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Solution

The fourth proportional to 120,445.83, 180,689.27 and 41,541.57 is: 62,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,445.83 : 180,689.27 = 41,541.57 : x
  2. Step 2: Convert to fraction form
    120,445.83/180,689.27 = 41,541.57/x
  3. Step 3: Cross multiply
    120,445.83x = 180,689.27 × 41,541.57
  4. Step 4: Simplify right side
    120,445.83x = 7,506,115,750.25
  5. Step 5: Solve for x
    x = 7,506,115,750.25/120,445.83
  6. Step 6: Final answer
    x = 62,319.43

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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.