Home / 69,962.12-96,549.98-39,746.89

Finding the Fourth Proportional to 69,962.12, 96,549.98 and 39,746.89

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Solution

The fourth proportional to 69,962.12, 96,549.98 and 39,746.89 is: 54,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,962.12 : 96,549.98 = 39,746.89 : x
  2. Step 2: Convert to fraction form
    69,962.12/96,549.98 = 39,746.89/x
  3. Step 3: Cross multiply
    69,962.12x = 96,549.98 × 39,746.89
  4. Step 4: Simplify right side
    69,962.12x = 3,837,561,434.56
  5. Step 5: Solve for x
    x = 3,837,561,434.56/69,962.12
  6. Step 6: Final answer
    x = 54,851.99

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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.