Home / 180,036.43-248,455.29-99,469.15

Finding the Fourth Proportional to 180,036.43, 248,455.29 and 99,469.15

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Solution

The fourth proportional to 180,036.43, 248,455.29 and 99,469.15 is: 137,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,036.43 : 248,455.29 = 99,469.15 : x
  2. Step 2: Convert to fraction form
    180,036.43/248,455.29 = 99,469.15/x
  3. Step 3: Cross multiply
    180,036.43x = 248,455.29 × 99,469.15
  4. Step 4: Simplify right side
    180,036.43x = 24,713,636,509.30
  5. Step 5: Solve for x
    x = 24,713,636,509.30/180,036.43
  6. Step 6: Final answer
    x = 137,270.20

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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.