Home / 272,230.14-375,678.63-187,199.58

Finding the Fourth Proportional to 272,230.14, 375,678.63 and 187,199.58

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Solution

The fourth proportional to 272,230.14, 375,678.63 and 187,199.58 is: 258,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,230.14 : 375,678.63 = 187,199.58 : x
  2. Step 2: Convert to fraction form
    272,230.14/375,678.63 = 187,199.58/x
  3. Step 3: Cross multiply
    272,230.14x = 375,678.63 × 187,199.58
  4. Step 4: Simplify right side
    272,230.14x = 70,326,881,750.98
  5. Step 5: Solve for x
    x = 70,326,881,750.98/272,230.14
  6. Step 6: Final answer
    x = 258,336.13

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1.5x scale

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.