Home / 83,166.79-114,737.55-51,280.33

Finding the Fourth Proportional to 83,166.79, 114,737.55 and 51,280.33

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Solution

The fourth proportional to 83,166.79, 114,737.55 and 51,280.33 is: 70,746.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,166.79 : 114,737.55 = 51,280.33 : x
  2. Step 2: Convert to fraction form
    83,166.79/114,737.55 = 51,280.33/x
  3. Step 3: Cross multiply
    83,166.79x = 114,737.55 × 51,280.33
  4. Step 4: Simplify right side
    83,166.79x = 5,883,779,427.39
  5. Step 5: Solve for x
    x = 5,883,779,427.39/83,166.79
  6. Step 6: Final answer
    x = 70,746.74

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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.