Home / 106,979.40-160,526.70-47,824.20

Finding the Fourth Proportional to 106,979.40, 160,526.70 and 47,824.20

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Solution

The fourth proportional to 106,979.40, 160,526.70 and 47,824.20 is: 71,762.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,979.40 : 160,526.70 = 47,824.20 : x
  2. Step 2: Convert to fraction form
    106,979.40/160,526.70 = 47,824.20/x
  3. Step 3: Cross multiply
    106,979.40x = 160,526.70 × 47,824.20
  4. Step 4: Simplify right side
    106,979.40x = 7,677,061,006.14
  5. Step 5: Solve for x
    x = 7,677,061,006.14/106,979.40
  6. Step 6: Final answer
    x = 71,762.05

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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.