Home / 102,094.24-153,139.44-55,642.72

Finding the Fourth Proportional to 102,094.24, 153,139.44 and 55,642.72

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Solution

The fourth proportional to 102,094.24, 153,139.44 and 55,642.72 is: 83,463.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,094.24 : 153,139.44 = 55,642.72 : x
  2. Step 2: Convert to fraction form
    102,094.24/153,139.44 = 55,642.72/x
  3. Step 3: Cross multiply
    102,094.24x = 153,139.44 × 55,642.72
  4. Step 4: Simplify right side
    102,094.24x = 8,521,094,980.88
  5. Step 5: Solve for x
    x = 8,521,094,980.88/102,094.24
  6. Step 6: Final answer
    x = 83,463.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.