Home / 161,579.05-223,018.39-93,585.07

Finding the Fourth Proportional to 161,579.05, 223,018.39 and 93,585.07

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Solution

The fourth proportional to 161,579.05, 223,018.39 and 93,585.07 is: 129,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,579.05 : 223,018.39 = 93,585.07 : x
  2. Step 2: Convert to fraction form
    161,579.05/223,018.39 = 93,585.07/x
  3. Step 3: Cross multiply
    161,579.05x = 223,018.39 × 93,585.07
  4. Step 4: Simplify right side
    161,579.05x = 20,871,191,771.98
  5. Step 5: Solve for x
    x = 20,871,191,771.98/161,579.05
  6. Step 6: Final answer
    x = 129,170.16

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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.