Home / 69,590.16-96,039.24-42,376.68

Finding the Fourth Proportional to 69,590.16, 96,039.24 and 42,376.68

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Solution

The fourth proportional to 69,590.16, 96,039.24 and 42,376.68 is: 58,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,590.16 : 96,039.24 = 42,376.68 : x
  2. Step 2: Convert to fraction form
    69,590.16/96,039.24 = 42,376.68/x
  3. Step 3: Cross multiply
    69,590.16x = 96,039.24 × 42,376.68
  4. Step 4: Simplify right side
    69,590.16x = 4,069,824,140.92
  5. Step 5: Solve for x
    x = 4,069,824,140.92/69,590.16
  6. Step 6: Final answer
    x = 58,482.75

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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.