Home / 193,387.40-290,130.14-93,595.40

Finding the Fourth Proportional to 193,387.40, 290,130.14 and 93,595.40

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Solution

The fourth proportional to 193,387.40, 290,130.14 and 93,595.40 is: 140,416.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,387.40 : 290,130.14 = 93,595.40 : x
  2. Step 2: Convert to fraction form
    193,387.40/290,130.14 = 93,595.40/x
  3. Step 3: Cross multiply
    193,387.40x = 290,130.14 × 93,595.40
  4. Step 4: Simplify right side
    193,387.40x = 27,154,846,505.36
  5. Step 5: Solve for x
    x = 27,154,846,505.36/193,387.40
  6. Step 6: Final answer
    x = 140,416.83

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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.