Home / 106,511.40-159,767.10-59,758.20

Finding the Fourth Proportional to 106,511.40, 159,767.10 and 59,758.20

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Solution

The fourth proportional to 106,511.40, 159,767.10 and 59,758.20 is: 89,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,511.40 : 159,767.10 = 59,758.20 : x
  2. Step 2: Convert to fraction form
    106,511.40/159,767.10 = 59,758.20/x
  3. Step 3: Cross multiply
    106,511.40x = 159,767.10 × 59,758.20
  4. Step 4: Simplify right side
    106,511.40x = 9,547,394,315.22
  5. Step 5: Solve for x
    x = 9,547,394,315.22/106,511.40
  6. Step 6: Final answer
    x = 89,637.30

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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.