Home / 83,211.93-114,804.43-47,376.59

Finding the Fourth Proportional to 83,211.93, 114,804.43 and 47,376.59

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Solution

The fourth proportional to 83,211.93, 114,804.43 and 47,376.59 is: 65,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,211.93 : 114,804.43 = 47,376.59 : x
  2. Step 2: Convert to fraction form
    83,211.93/114,804.43 = 47,376.59/x
  3. Step 3: Cross multiply
    83,211.93x = 114,804.43 × 47,376.59
  4. Step 4: Simplify right side
    83,211.93x = 5,439,041,599.39
  5. Step 5: Solve for x
    x = 5,439,041,599.39/83,211.93
  6. Step 6: Final answer
    x = 65,363.72

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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.