Home / 62,424.75-86,146.16-34,130.64

Finding the Fourth Proportional to 62,424.75, 86,146.16 and 34,130.64

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Solution

The fourth proportional to 62,424.75, 86,146.16 and 34,130.64 is: 47,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,424.75 : 86,146.16 = 34,130.64 : x
  2. Step 2: Convert to fraction form
    62,424.75/86,146.16 = 34,130.64/x
  3. Step 3: Cross multiply
    62,424.75x = 86,146.16 × 34,130.64
  4. Step 4: Simplify right side
    62,424.75x = 2,940,223,403.69
  5. Step 5: Solve for x
    x = 2,940,223,403.69/62,424.75
  6. Step 6: Final answer
    x = 47,100.28

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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.