Home / 152,383.80-210,290.24-88,765.32

Finding the Fourth Proportional to 152,383.80, 210,290.24 and 88,765.32

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Solution

The fourth proportional to 152,383.80, 210,290.24 and 88,765.32 is: 122,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,383.80 : 210,290.24 = 88,765.32 : x
  2. Step 2: Convert to fraction form
    152,383.80/210,290.24 = 88,765.32/x
  3. Step 3: Cross multiply
    152,383.80x = 210,290.24 × 88,765.32
  4. Step 4: Simplify right side
    152,383.80x = 18,666,480,446.48
  5. Step 5: Solve for x
    x = 18,666,480,446.48/152,383.80
  6. Step 6: Final answer
    x = 122,496.49

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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.