Home / 61,417.46-84,752.55-34,558.38

Finding the Fourth Proportional to 61,417.46, 84,752.55 and 34,558.38

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Solution

The fourth proportional to 61,417.46, 84,752.55 and 34,558.38 is: 47,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,417.46 : 84,752.55 = 34,558.38 : x
  2. Step 2: Convert to fraction form
    61,417.46/84,752.55 = 34,558.38/x
  3. Step 3: Cross multiply
    61,417.46x = 84,752.55 × 34,558.38
  4. Step 4: Simplify right side
    61,417.46x = 2,928,910,828.87
  5. Step 5: Solve for x
    x = 2,928,910,828.87/61,417.46
  6. Step 6: Final answer
    x = 47,688.57

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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.