Home / 358,419.16-537,717.30-148,117.24

Finding the Fourth Proportional to 358,419.16, 537,717.30 and 148,117.24

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Solution

The fourth proportional to 358,419.16, 537,717.30 and 148,117.24 is: 222,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,419.16 : 537,717.30 = 148,117.24 : x
  2. Step 2: Convert to fraction form
    358,419.16/537,717.30 = 148,117.24/x
  3. Step 3: Cross multiply
    358,419.16x = 537,717.30 × 148,117.24
  4. Step 4: Simplify right side
    358,419.16x = 79,645,202,376.25
  5. Step 5: Solve for x
    x = 79,645,202,376.25/358,419.16
  6. Step 6: Final answer
    x = 222,212.46

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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.