Home / 158,503.32-218,756.95-98,093.42

Finding the Fourth Proportional to 158,503.32, 218,756.95 and 98,093.42

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Solution

The fourth proportional to 158,503.32, 218,756.95 and 98,093.42 is: 135,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,503.32 : 218,756.95 = 98,093.42 : x
  2. Step 2: Convert to fraction form
    158,503.32/218,756.95 = 98,093.42/x
  3. Step 3: Cross multiply
    158,503.32x = 218,756.95 × 98,093.42
  4. Step 4: Simplify right side
    158,503.32x = 21,458,616,280.48
  5. Step 5: Solve for x
    x = 21,458,616,280.48/158,503.32
  6. Step 6: Final answer
    x = 135,382.76

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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.