Home / 53,478.16-73,767.50-34,351.42

Finding the Fourth Proportional to 53,478.16, 73,767.50 and 34,351.42

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Solution

The fourth proportional to 53,478.16, 73,767.50 and 34,351.42 is: 47,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,478.16 : 73,767.50 = 34,351.42 : x
  2. Step 2: Convert to fraction form
    53,478.16/73,767.50 = 34,351.42/x
  3. Step 3: Cross multiply
    53,478.16x = 73,767.50 × 34,351.42
  4. Step 4: Simplify right side
    53,478.16x = 2,534,018,203.09
  5. Step 5: Solve for x
    x = 2,534,018,203.09/53,478.16
  6. Step 6: Final answer
    x = 47,384.17

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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.