Home / 71,515.04-98,596.86-61,550.42

Finding the Fourth Proportional to 71,515.04, 98,596.86 and 61,550.42

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Solution

The fourth proportional to 71,515.04, 98,596.86 and 61,550.42 is: 84,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,515.04 : 98,596.86 = 61,550.42 : x
  2. Step 2: Convert to fraction form
    71,515.04/98,596.86 = 61,550.42/x
  3. Step 3: Cross multiply
    71,515.04x = 98,596.86 × 61,550.42
  4. Step 4: Simplify right side
    71,515.04x = 6,068,678,143.68
  5. Step 5: Solve for x
    x = 6,068,678,143.68/71,515.04
  6. Step 6: Final answer
    x = 84,858.77

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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.