Home / 175,839.66-242,670.74-99,332.33

Finding the Fourth Proportional to 175,839.66, 242,670.74 and 99,332.33

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Solution

The fourth proportional to 175,839.66, 242,670.74 and 99,332.33 is: 137,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,839.66 : 242,670.74 = 99,332.33 : x
  2. Step 2: Convert to fraction form
    175,839.66/242,670.74 = 99,332.33/x
  3. Step 3: Cross multiply
    175,839.66x = 242,670.74 × 99,332.33
  4. Step 4: Simplify right side
    175,839.66x = 24,105,048,317.01
  5. Step 5: Solve for x
    x = 24,105,048,317.01/175,839.66
  6. Step 6: Final answer
    x = 137,085.39

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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.