Home / 133,299.07-183,932.14-75,931.10

Finding the Fourth Proportional to 133,299.07, 183,932.14 and 75,931.10

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Solution

The fourth proportional to 133,299.07, 183,932.14 and 75,931.10 is: 104,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,299.07 : 183,932.14 = 75,931.10 : x
  2. Step 2: Convert to fraction form
    133,299.07/183,932.14 = 75,931.10/x
  3. Step 3: Cross multiply
    133,299.07x = 183,932.14 × 75,931.10
  4. Step 4: Simplify right side
    133,299.07x = 13,966,169,715.55
  5. Step 5: Solve for x
    x = 13,966,169,715.55/133,299.07
  6. Step 6: Final answer
    x = 104,773.20

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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.