Home / 114,440.47-157,929.75-63,455.35

Finding the Fourth Proportional to 114,440.47, 157,929.75 and 63,455.35

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Solution

The fourth proportional to 114,440.47, 157,929.75 and 63,455.35 is: 87,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,440.47 : 157,929.75 = 63,455.35 : x
  2. Step 2: Convert to fraction form
    114,440.47/157,929.75 = 63,455.35/x
  3. Step 3: Cross multiply
    114,440.47x = 157,929.75 × 63,455.35
  4. Step 4: Simplify right side
    114,440.47x = 10,021,486,849.56
  5. Step 5: Solve for x
    x = 10,021,486,849.56/114,440.47
  6. Step 6: Final answer
    x = 87,569.43

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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.