Home / 193,061.40-289,937.70-186,840.60

Finding the Fourth Proportional to 193,061.40, 289,937.70 and 186,840.60

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Solution

The fourth proportional to 193,061.40, 289,937.70 and 186,840.60 is: 280,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,061.40 : 289,937.70 = 186,840.60 : x
  2. Step 2: Convert to fraction form
    193,061.40/289,937.70 = 186,840.60/x
  3. Step 3: Cross multiply
    193,061.40x = 289,937.70 × 186,840.60
  4. Step 4: Simplify right side
    193,061.40x = 54,172,133,830.62
  5. Step 5: Solve for x
    x = 54,172,133,830.62/193,061.40
  6. Step 6: Final answer
    x = 280,595.36

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1.5x scale

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.