Home / 61,280.81-84,560.92-34,426.28

Finding the Fourth Proportional to 61,280.81, 84,560.92 and 34,426.28

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Solution

The fourth proportional to 61,280.81, 84,560.92 and 34,426.28 is: 47,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,280.81 : 84,560.92 = 34,426.28 : x
  2. Step 2: Convert to fraction form
    61,280.81/84,560.92 = 34,426.28/x
  3. Step 3: Cross multiply
    61,280.81x = 84,560.92 × 34,426.28
  4. Step 4: Simplify right side
    61,280.81x = 2,911,117,908.98
  5. Step 5: Solve for x
    x = 2,911,117,908.98/61,280.81
  6. Step 6: Final answer
    x = 47,504.56

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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.