Home / 61,123.57-84,355.38-35,977.93

Finding the Fourth Proportional to 61,123.57, 84,355.38 and 35,977.93

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Solution

The fourth proportional to 61,123.57, 84,355.38 and 35,977.93 is: 49,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,123.57 : 84,355.38 = 35,977.93 : x
  2. Step 2: Convert to fraction form
    61,123.57/84,355.38 = 35,977.93/x
  3. Step 3: Cross multiply
    61,123.57x = 84,355.38 × 35,977.93
  4. Step 4: Simplify right side
    61,123.57x = 3,034,931,956.76
  5. Step 5: Solve for x
    x = 3,034,931,956.76/61,123.57
  6. Step 6: Final answer
    x = 49,652.40

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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.