Home / 40,697.49-61,140.09-39,016.00

Finding the Fourth Proportional to 40,697.49, 61,140.09 and 39,016.00

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Solution

The fourth proportional to 40,697.49, 61,140.09 and 39,016.00 is: 58,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.49 : 61,140.09 = 39,016.00 : x
  2. Step 2: Convert to fraction form
    40,697.49/61,140.09 = 39,016.00/x
  3. Step 3: Cross multiply
    40,697.49x = 61,140.09 × 39,016.00
  4. Step 4: Simplify right side
    40,697.49x = 2,385,442,036.40
  5. Step 5: Solve for x
    x = 2,385,442,036.40/40,697.49
  6. Step 6: Final answer
    x = 58,613.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.