Home / 124,396.05-171,666.56-67,807.42

Finding the Fourth Proportional to 124,396.05, 171,666.56 and 67,807.42

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Solution

The fourth proportional to 124,396.05, 171,666.56 and 67,807.42 is: 93,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,396.05 : 171,666.56 = 67,807.42 : x
  2. Step 2: Convert to fraction form
    124,396.05/171,666.56 = 67,807.42/x
  3. Step 3: Cross multiply
    124,396.05x = 171,666.56 × 67,807.42
  4. Step 4: Simplify right side
    124,396.05x = 11,640,266,533.88
  5. Step 5: Solve for x
    x = 11,640,266,533.88/124,396.05
  6. Step 6: Final answer
    x = 93,574.25

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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.