Home / 133,094.55-183,700.14-84,687.12

Finding the Fourth Proportional to 133,094.55, 183,700.14 and 84,687.12

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Solution

The fourth proportional to 133,094.55, 183,700.14 and 84,687.12 is: 116,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,094.55 : 183,700.14 = 84,687.12 : x
  2. Step 2: Convert to fraction form
    133,094.55/183,700.14 = 84,687.12/x
  3. Step 3: Cross multiply
    133,094.55x = 183,700.14 × 84,687.12
  4. Step 4: Simplify right side
    133,094.55x = 15,557,035,800.20
  5. Step 5: Solve for x
    x = 15,557,035,800.20/133,094.55
  6. Step 6: Final answer
    x = 116,887.10

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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.