Home / 114,112.66-157,463.40-63,117.28

Finding the Fourth Proportional to 114,112.66, 157,463.40 and 63,117.28

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Solution

The fourth proportional to 114,112.66, 157,463.40 and 63,117.28 is: 87,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,112.66 : 157,463.40 = 63,117.28 : x
  2. Step 2: Convert to fraction form
    114,112.66/157,463.40 = 63,117.28/x
  3. Step 3: Cross multiply
    114,112.66x = 157,463.40 × 63,117.28
  4. Step 4: Simplify right side
    114,112.66x = 9,938,661,507.55
  5. Step 5: Solve for x
    x = 9,938,661,507.55/114,112.66
  6. Step 6: Final answer
    x = 87,095.17

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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.