Home / 153,250.27-211,482.09-88,722.22

Finding the Fourth Proportional to 153,250.27, 211,482.09 and 88,722.22

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Solution

The fourth proportional to 153,250.27, 211,482.09 and 88,722.22 is: 122,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,250.27 : 211,482.09 = 88,722.22 : x
  2. Step 2: Convert to fraction form
    153,250.27/211,482.09 = 88,722.22/x
  3. Step 3: Cross multiply
    153,250.27x = 211,482.09 × 88,722.22
  4. Step 4: Simplify right side
    153,250.27x = 18,763,160,515.04
  5. Step 5: Solve for x
    x = 18,763,160,515.04/153,250.27
  6. Step 6: Final answer
    x = 122,434.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.