Home / 70,700.32-106,048.02-18,110.26

Finding the Fourth Proportional to 70,700.32, 106,048.02 and 18,110.26

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Solution

The fourth proportional to 70,700.32, 106,048.02 and 18,110.26 is: 27,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,700.32 : 106,048.02 = 18,110.26 : x
  2. Step 2: Convert to fraction form
    70,700.32/106,048.02 = 18,110.26/x
  3. Step 3: Cross multiply
    70,700.32x = 106,048.02 × 18,110.26
  4. Step 4: Simplify right side
    70,700.32x = 1,920,557,214.69
  5. Step 5: Solve for x
    x = 1,920,557,214.69/70,700.32
  6. Step 6: Final answer
    x = 27,164.76

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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.