Home / 48,740.62-72,636.50-43,477.24

Finding the Fourth Proportional to 48,740.62, 72,636.50 and 43,477.24

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Solution

The fourth proportional to 48,740.62, 72,636.50 and 43,477.24 is: 64,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740.62 : 72,636.50 = 43,477.24 : x
  2. Step 2: Convert to fraction form
    48,740.62/72,636.50 = 43,477.24/x
  3. Step 3: Cross multiply
    48,740.62x = 72,636.50 × 43,477.24
  4. Step 4: Simplify right side
    48,740.62x = 3,158,034,543.26
  5. Step 5: Solve for x
    x = 3,158,034,543.26/48,740.62
  6. Step 6: Final answer
    x = 64,792.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.