Home / 106,300.17-159,359.74-47,103.55

Finding the Fourth Proportional to 106,300.17, 159,359.74 and 47,103.55

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Solution

The fourth proportional to 106,300.17, 159,359.74 and 47,103.55 is: 70,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,300.17 : 159,359.74 = 47,103.55 : x
  2. Step 2: Convert to fraction form
    106,300.17/159,359.74 = 47,103.55/x
  3. Step 3: Cross multiply
    106,300.17x = 159,359.74 × 47,103.55
  4. Step 4: Simplify right side
    106,300.17x = 7,506,408,964.92
  5. Step 5: Solve for x
    x = 7,506,408,964.92/106,300.17
  6. Step 6: Final answer
    x = 70,615.21

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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.