Home / 45,146.01-67,718.07-11,868.24

Finding the Fourth Proportional to 45,146.01, 67,718.07 and 11,868.24

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Solution

The fourth proportional to 45,146.01, 67,718.07 and 11,868.24 is: 17,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,146.01 : 67,718.07 = 11,868.24 : x
  2. Step 2: Convert to fraction form
    45,146.01/67,718.07 = 11,868.24/x
  3. Step 3: Cross multiply
    45,146.01x = 67,718.07 × 11,868.24
  4. Step 4: Simplify right side
    45,146.01x = 803,694,307.10
  5. Step 5: Solve for x
    x = 803,694,307.10/45,146.01
  6. Step 6: Final answer
    x = 17,802.11

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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.