Home / 42,316.54-63,480.27-14,224.48

Finding the Fourth Proportional to 42,316.54, 63,480.27 and 14,224.48

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Solution

The fourth proportional to 42,316.54, 63,480.27 and 14,224.48 is: 21,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,316.54 : 63,480.27 = 14,224.48 : x
  2. Step 2: Convert to fraction form
    42,316.54/63,480.27 = 14,224.48/x
  3. Step 3: Cross multiply
    42,316.54x = 63,480.27 × 14,224.48
  4. Step 4: Simplify right side
    42,316.54x = 902,973,831.01
  5. Step 5: Solve for x
    x = 902,973,831.01/42,316.54
  6. Step 6: Final answer
    x = 21,338.56

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1.5x scale

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.