Home / 114,090.46-157,445.89-63,100.55

Finding the Fourth Proportional to 114,090.46, 157,445.89 and 63,100.55

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Solution

The fourth proportional to 114,090.46, 157,445.89 and 63,100.55 is: 87,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,090.46 : 157,445.89 = 63,100.55 : x
  2. Step 2: Convert to fraction form
    114,090.46/157,445.89 = 63,100.55/x
  3. Step 3: Cross multiply
    114,090.46x = 157,445.89 × 63,100.55
  4. Step 4: Simplify right side
    114,090.46x = 9,934,922,490.10
  5. Step 5: Solve for x
    x = 9,934,922,490.10/114,090.46
  6. Step 6: Final answer
    x = 87,079.35

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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.