Home / 151,225.48-208,341.78-108,710.44

Finding the Fourth Proportional to 151,225.48, 208,341.78 and 108,710.44

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Solution

The fourth proportional to 151,225.48, 208,341.78 and 108,710.44 is: 149,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,225.48 : 208,341.78 = 108,710.44 : x
  2. Step 2: Convert to fraction form
    151,225.48/208,341.78 = 108,710.44/x
  3. Step 3: Cross multiply
    151,225.48x = 208,341.78 × 108,710.44
  4. Step 4: Simplify right side
    151,225.48x = 22,648,926,574.18
  5. Step 5: Solve for x
    x = 22,648,926,574.18/151,225.48
  6. Step 6: Final answer
    x = 149,769.25

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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.