Home / 106,468.04-146,875.20-70,207.40

Finding the Fourth Proportional to 106,468.04, 146,875.20 and 70,207.40

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Solution

The fourth proportional to 106,468.04, 146,875.20 and 70,207.40 is: 96,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,468.04 : 146,875.20 = 70,207.40 : x
  2. Step 2: Convert to fraction form
    106,468.04/146,875.20 = 70,207.40/x
  3. Step 3: Cross multiply
    106,468.04x = 146,875.20 × 70,207.40
  4. Step 4: Simplify right side
    106,468.04x = 10,311,725,916.48
  5. Step 5: Solve for x
    x = 10,311,725,916.48/106,468.04
  6. Step 6: Final answer
    x = 96,852.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.