Home / 144,961.40-217,442.10-124,225.40

Finding the Fourth Proportional to 144,961.40, 217,442.10 and 124,225.40

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Solution

The fourth proportional to 144,961.40, 217,442.10 and 124,225.40 is: 186,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,961.40 : 217,442.10 = 124,225.40 : x
  2. Step 2: Convert to fraction form
    144,961.40/217,442.10 = 124,225.40/x
  3. Step 3: Cross multiply
    144,961.40x = 217,442.10 × 124,225.40
  4. Step 4: Simplify right side
    144,961.40x = 27,011,831,849.34
  5. Step 5: Solve for x
    x = 27,011,831,849.34/144,961.40
  6. Step 6: Final answer
    x = 186,338.10

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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.