Home / 68,970.47-95,188.04-42,107.23

Finding the Fourth Proportional to 68,970.47, 95,188.04 and 42,107.23

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Solution

The fourth proportional to 68,970.47, 95,188.04 and 42,107.23 is: 58,113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,970.47 : 95,188.04 = 42,107.23 : x
  2. Step 2: Convert to fraction form
    68,970.47/95,188.04 = 42,107.23/x
  3. Step 3: Cross multiply
    68,970.47x = 95,188.04 × 42,107.23
  4. Step 4: Simplify right side
    68,970.47x = 4,008,104,693.53
  5. Step 5: Solve for x
    x = 4,008,104,693.53/68,970.47
  6. Step 6: Final answer
    x = 58,113.34

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1.5x scale

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.