Home / 109,528.69-164,293.05-43,000.15

Finding the Fourth Proportional to 109,528.69, 164,293.05 and 43,000.15

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Solution

The fourth proportional to 109,528.69, 164,293.05 and 43,000.15 is: 64,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,528.69 : 164,293.05 = 43,000.15 : x
  2. Step 2: Convert to fraction form
    109,528.69/164,293.05 = 43,000.15/x
  3. Step 3: Cross multiply
    109,528.69x = 164,293.05 × 43,000.15
  4. Step 4: Simplify right side
    109,528.69x = 7,064,625,793.96
  5. Step 5: Solve for x
    x = 7,064,625,793.96/109,528.69
  6. Step 6: Final answer
    x = 64,500.23

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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.