Home / 118,314.55-177,366.03-43,417.32

Finding the Fourth Proportional to 118,314.55, 177,366.03 and 43,417.32

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Solution

The fourth proportional to 118,314.55, 177,366.03 and 43,417.32 is: 65,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,314.55 : 177,366.03 = 43,417.32 : x
  2. Step 2: Convert to fraction form
    118,314.55/177,366.03 = 43,417.32/x
  3. Step 3: Cross multiply
    118,314.55x = 177,366.03 × 43,417.32
  4. Step 4: Simplify right side
    118,314.55x = 7,700,757,681.64
  5. Step 5: Solve for x
    x = 7,700,757,681.64/118,314.55
  6. Step 6: Final answer
    x = 65,087.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.