Home / 173,325.35-239,174.13-99,740.16

Finding the Fourth Proportional to 173,325.35, 239,174.13 and 99,740.16

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Solution

The fourth proportional to 173,325.35, 239,174.13 and 99,740.16 is: 137,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,325.35 : 239,174.13 = 99,740.16 : x
  2. Step 2: Convert to fraction form
    173,325.35/239,174.13 = 99,740.16/x
  3. Step 3: Cross multiply
    173,325.35x = 239,174.13 × 99,740.16
  4. Step 4: Simplify right side
    173,325.35x = 23,855,266,368.09
  5. Step 5: Solve for x
    x = 23,855,266,368.09/173,325.35
  6. Step 6: Final answer
    x = 137,632.87

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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.