Home / 193,125.40-289,688.10-185,252.20

Finding the Fourth Proportional to 193,125.40, 289,688.10 and 185,252.20

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Solution

The fourth proportional to 193,125.40, 289,688.10 and 185,252.20 is: 277,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,125.40 : 289,688.10 = 185,252.20 : x
  2. Step 2: Convert to fraction form
    193,125.40/289,688.10 = 185,252.20/x
  3. Step 3: Cross multiply
    193,125.40x = 289,688.10 × 185,252.20
  4. Step 4: Simplify right side
    193,125.40x = 53,665,357,838.82
  5. Step 5: Solve for x
    x = 53,665,357,838.82/193,125.40
  6. Step 6: Final answer
    x = 277,878.30

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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.