Home / 70,060.67-96,686.63-39,851.31

Finding the Fourth Proportional to 70,060.67, 96,686.63 and 39,851.31

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Solution

The fourth proportional to 70,060.67, 96,686.63 and 39,851.31 is: 54,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,060.67 : 96,686.63 = 39,851.31 : x
  2. Step 2: Convert to fraction form
    70,060.67/96,686.63 = 39,851.31/x
  3. Step 3: Cross multiply
    70,060.67x = 96,686.63 × 39,851.31
  4. Step 4: Simplify right side
    70,060.67x = 3,853,088,864.99
  5. Step 5: Solve for x
    x = 3,853,088,864.99/70,060.67
  6. Step 6: Final answer
    x = 54,996.46

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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.