Home / 152,229.39-210,073.23-83,318.52

Finding the Fourth Proportional to 152,229.39, 210,073.23 and 83,318.52

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Solution

The fourth proportional to 152,229.39, 210,073.23 and 83,318.52 is: 114,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,229.39 : 210,073.23 = 83,318.52 : x
  2. Step 2: Convert to fraction form
    152,229.39/210,073.23 = 83,318.52/x
  3. Step 3: Cross multiply
    152,229.39x = 210,073.23 × 83,318.52
  4. Step 4: Simplify right side
    152,229.39x = 17,502,990,615.22
  5. Step 5: Solve for x
    x = 17,502,990,615.22/152,229.39
  6. Step 6: Final answer
    x = 114,977.74

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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.