Home / 102,552.01-153,808.54-43,429.19

Finding the Fourth Proportional to 102,552.01, 153,808.54 and 43,429.19

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Solution

The fourth proportional to 102,552.01, 153,808.54 and 43,429.19 is: 65,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,552.01 : 153,808.54 = 43,429.19 : x
  2. Step 2: Convert to fraction form
    102,552.01/153,808.54 = 43,429.19/x
  3. Step 3: Cross multiply
    102,552.01x = 153,808.54 × 43,429.19
  4. Step 4: Simplify right side
    102,552.01x = 6,679,779,429.67
  5. Step 5: Solve for x
    x = 6,679,779,429.67/102,552.01
  6. Step 6: Final answer
    x = 65,135.53

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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.