Home / 69,455.16-95,839.74-42,598.80

Finding the Fourth Proportional to 69,455.16, 95,839.74 and 42,598.80

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Solution

The fourth proportional to 69,455.16, 95,839.74 and 42,598.80 is: 58,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455.16 : 95,839.74 = 42,598.80 : x
  2. Step 2: Convert to fraction form
    69,455.16/95,839.74 = 42,598.80/x
  3. Step 3: Cross multiply
    69,455.16x = 95,839.74 × 42,598.80
  4. Step 4: Simplify right side
    69,455.16x = 4,082,657,916.31
  5. Step 5: Solve for x
    x = 4,082,657,916.31/69,455.16
  6. Step 6: Final answer
    x = 58,781.20

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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.