Home / 70,333.11-105,993.36-63,320.13

Finding the Fourth Proportional to 70,333.11, 105,993.36 and 63,320.13

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Solution

The fourth proportional to 70,333.11, 105,993.36 and 63,320.13 is: 95,424.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,333.11 : 105,993.36 = 63,320.13 : x
  2. Step 2: Convert to fraction form
    70,333.11/105,993.36 = 63,320.13/x
  3. Step 3: Cross multiply
    70,333.11x = 105,993.36 × 63,320.13
  4. Step 4: Simplify right side
    70,333.11x = 6,711,513,334.34
  5. Step 5: Solve for x
    x = 6,711,513,334.34/70,333.11
  6. Step 6: Final answer
    x = 95,424.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.