Home / 180,152.48-248,635.13-103,670.01

Finding the Fourth Proportional to 180,152.48, 248,635.13 and 103,670.01

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Solution

The fourth proportional to 180,152.48, 248,635.13 and 103,670.01 is: 143,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,152.48 : 248,635.13 = 103,670.01 : x
  2. Step 2: Convert to fraction form
    180,152.48/248,635.13 = 103,670.01/x
  3. Step 3: Cross multiply
    180,152.48x = 248,635.13 × 103,670.01
  4. Step 4: Simplify right side
    180,152.48x = 25,776,005,895.10
  5. Step 5: Solve for x
    x = 25,776,005,895.10/180,152.48
  6. Step 6: Final answer
    x = 143,078.83

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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.