Home / 172,470.35-237,805.47-118,048.74

Finding the Fourth Proportional to 172,470.35, 237,805.47 and 118,048.74

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Solution

The fourth proportional to 172,470.35, 237,805.47 and 118,048.74 is: 162,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,470.35 : 237,805.47 = 118,048.74 : x
  2. Step 2: Convert to fraction form
    172,470.35/237,805.47 = 118,048.74/x
  3. Step 3: Cross multiply
    172,470.35x = 237,805.47 × 118,048.74
  4. Step 4: Simplify right side
    172,470.35x = 28,072,636,098.61
  5. Step 5: Solve for x
    x = 28,072,636,098.61/172,470.35
  6. Step 6: Final answer
    x = 162,767.90

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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.