Home / 193,145.40-289,718.10-183,303.90

Finding the Fourth Proportional to 193,145.40, 289,718.10 and 183,303.90

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Solution

The fourth proportional to 193,145.40, 289,718.10 and 183,303.90 is: 274,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,145.40 : 289,718.10 = 183,303.90 : x
  2. Step 2: Convert to fraction form
    193,145.40/289,718.10 = 183,303.90/x
  3. Step 3: Cross multiply
    193,145.40x = 289,718.10 × 183,303.90
  4. Step 4: Simplify right side
    193,145.40x = 53,106,457,630.59
  5. Step 5: Solve for x
    x = 53,106,457,630.59/193,145.40
  6. Step 6: Final answer
    x = 274,955.85

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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.