Home / 180,028.16-248,437.68-99,460.88

Finding the Fourth Proportional to 180,028.16, 248,437.68 and 99,460.88

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Solution

The fourth proportional to 180,028.16, 248,437.68 and 99,460.88 is: 137,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,028.16 : 248,437.68 = 99,460.88 : x
  2. Step 2: Convert to fraction form
    180,028.16/248,437.68 = 99,460.88/x
  3. Step 3: Cross multiply
    180,028.16x = 248,437.68 × 99,460.88
  4. Step 4: Simplify right side
    180,028.16x = 24,709,830,277.96
  5. Step 5: Solve for x
    x = 24,709,830,277.96/180,028.16
  6. Step 6: Final answer
    x = 137,255.36

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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.