Home / 147,351.94-221,071.04-47,510.12

Finding the Fourth Proportional to 147,351.94, 221,071.04 and 47,510.12

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Solution

The fourth proportional to 147,351.94, 221,071.04 and 47,510.12 is: 71,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,351.94 : 221,071.04 = 47,510.12 : x
  2. Step 2: Convert to fraction form
    147,351.94/221,071.04 = 47,510.12/x
  3. Step 3: Cross multiply
    147,351.94x = 221,071.04 × 47,510.12
  4. Step 4: Simplify right side
    147,351.94x = 10,503,111,638.92
  5. Step 5: Solve for x
    x = 10,503,111,638.92/147,351.94
  6. Step 6: Final answer
    x = 71,279.09

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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.