Home / 54,083.39-74,586.60-45,038.70

Finding the Fourth Proportional to 54,083.39, 74,586.60 and 45,038.70

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Solution

The fourth proportional to 54,083.39, 74,586.60 and 45,038.70 is: 62,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,083.39 : 74,586.60 = 45,038.70 : x
  2. Step 2: Convert to fraction form
    54,083.39/74,586.60 = 45,038.70/x
  3. Step 3: Cross multiply
    54,083.39x = 74,586.60 × 45,038.70
  4. Step 4: Simplify right side
    54,083.39x = 3,359,283,647.86
  5. Step 5: Solve for x
    x = 3,359,283,647.86/54,083.39
  6. Step 6: Final answer
    x = 62,113.04

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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.