Home / 114,250.40-157,762.32-71,822.60

Finding the Fourth Proportional to 114,250.40, 157,762.32 and 71,822.60

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Solution

The fourth proportional to 114,250.40, 157,762.32 and 71,822.60 is: 99,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,250.40 : 157,762.32 = 71,822.60 : x
  2. Step 2: Convert to fraction form
    114,250.40/157,762.32 = 71,822.60/x
  3. Step 3: Cross multiply
    114,250.40x = 157,762.32 × 71,822.60
  4. Step 4: Simplify right side
    114,250.40x = 11,330,900,004.43
  5. Step 5: Solve for x
    x = 11,330,900,004.43/114,250.40
  6. Step 6: Final answer
    x = 99,176.02

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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.