Home / 64,012.17-96,016.95-19,637.94

Finding the Fourth Proportional to 64,012.17, 96,016.95 and 19,637.94

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Solution

The fourth proportional to 64,012.17, 96,016.95 and 19,637.94 is: 29,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,012.17 : 96,016.95 = 19,637.94 : x
  2. Step 2: Convert to fraction form
    64,012.17/96,016.95 = 19,637.94/x
  3. Step 3: Cross multiply
    64,012.17x = 96,016.95 × 19,637.94
  4. Step 4: Simplify right side
    64,012.17x = 1,885,575,103.08
  5. Step 5: Solve for x
    x = 1,885,575,103.08/64,012.17
  6. Step 6: Final answer
    x = 29,456.51

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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.