Home / 161,549.07-242,373.06-82,719.06

Finding the Fourth Proportional to 161,549.07, 242,373.06 and 82,719.06

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Solution

The fourth proportional to 161,549.07, 242,373.06 and 82,719.06 is: 124,103.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,549.07 : 242,373.06 = 82,719.06 : x
  2. Step 2: Convert to fraction form
    161,549.07/242,373.06 = 82,719.06/x
  3. Step 3: Cross multiply
    161,549.07x = 242,373.06 × 82,719.06
  4. Step 4: Simplify right side
    161,549.07x = 20,048,871,692.52
  5. Step 5: Solve for x
    x = 20,048,871,692.52/161,549.07
  6. Step 6: Final answer
    x = 124,103.91

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1.5x scale

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.