Home / 164,931.62-247,398.04-70,148.26

Finding the Fourth Proportional to 164,931.62, 247,398.04 and 70,148.26

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Solution

The fourth proportional to 164,931.62, 247,398.04 and 70,148.26 is: 105,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,931.62 : 247,398.04 = 70,148.26 : x
  2. Step 2: Convert to fraction form
    164,931.62/247,398.04 = 70,148.26/x
  3. Step 3: Cross multiply
    164,931.62x = 247,398.04 × 70,148.26
  4. Step 4: Simplify right side
    164,931.62x = 17,354,542,033.41
  5. Step 5: Solve for x
    x = 17,354,542,033.41/164,931.62
  6. Step 6: Final answer
    x = 105,222.65

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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.