Home / 133,016.16-183,593.82-76,460.40

Finding the Fourth Proportional to 133,016.16, 183,593.82 and 76,460.40

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Solution

The fourth proportional to 133,016.16, 183,593.82 and 76,460.40 is: 105,533.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,016.16 : 183,593.82 = 76,460.40 : x
  2. Step 2: Convert to fraction form
    133,016.16/183,593.82 = 76,460.40/x
  3. Step 3: Cross multiply
    133,016.16x = 183,593.82 × 76,460.40
  4. Step 4: Simplify right side
    133,016.16x = 14,037,656,914.73
  5. Step 5: Solve for x
    x = 14,037,656,914.73/133,016.16
  6. Step 6: Final answer
    x = 105,533.47

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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.