Home / 62,880.83-86,702.95-50,124.12

Finding the Fourth Proportional to 62,880.83, 86,702.95 and 50,124.12

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Solution

The fourth proportional to 62,880.83, 86,702.95 and 50,124.12 is: 69,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,880.83 : 86,702.95 = 50,124.12 : x
  2. Step 2: Convert to fraction form
    62,880.83/86,702.95 = 50,124.12/x
  3. Step 3: Cross multiply
    62,880.83x = 86,702.95 × 50,124.12
  4. Step 4: Simplify right side
    62,880.83x = 4,345,908,944.84
  5. Step 5: Solve for x
    x = 4,345,908,944.84/62,880.83
  6. Step 6: Final answer
    x = 69,113.42

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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.