Home / 71,543.57-98,730.51-44,701.65

Finding the Fourth Proportional to 71,543.57, 98,730.51 and 44,701.65

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Solution

The fourth proportional to 71,543.57, 98,730.51 and 44,701.65 is: 61,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,543.57 : 98,730.51 = 44,701.65 : x
  2. Step 2: Convert to fraction form
    71,543.57/98,730.51 = 44,701.65/x
  3. Step 3: Cross multiply
    71,543.57x = 98,730.51 × 44,701.65
  4. Step 4: Simplify right side
    71,543.57x = 4,413,416,702.34
  5. Step 5: Solve for x
    x = 4,413,416,702.34/71,543.57
  6. Step 6: Final answer
    x = 61,688.52

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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.