Home / 69,153.76-95,434.08-42,295.78

Finding the Fourth Proportional to 69,153.76, 95,434.08 and 42,295.78

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Solution

The fourth proportional to 69,153.76, 95,434.08 and 42,295.78 is: 58,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,153.76 : 95,434.08 = 42,295.78 : x
  2. Step 2: Convert to fraction form
    69,153.76/95,434.08 = 42,295.78/x
  3. Step 3: Cross multiply
    69,153.76x = 95,434.08 × 42,295.78
  4. Step 4: Simplify right side
    69,153.76x = 4,036,458,852.18
  5. Step 5: Solve for x
    x = 4,036,458,852.18/69,153.76
  6. Step 6: Final answer
    x = 58,369.33

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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.