Home / 180,063.02-248,498.68-99,490.56

Finding the Fourth Proportional to 180,063.02, 248,498.68 and 99,490.56

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Solution

The fourth proportional to 180,063.02, 248,498.68 and 99,490.56 is: 137,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,063.02 : 248,498.68 = 99,490.56 : x
  2. Step 2: Convert to fraction form
    180,063.02/248,498.68 = 99,490.56/x
  3. Step 3: Cross multiply
    180,063.02x = 248,498.68 × 99,490.56
  4. Step 4: Simplify right side
    180,063.02x = 24,723,272,832.46
  5. Step 5: Solve for x
    x = 24,723,272,832.46/180,063.02
  6. Step 6: Final answer
    x = 137,303.44

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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.