Home / 111,521.41-153,895.40-60,533.05

Finding the Fourth Proportional to 111,521.41, 153,895.40 and 60,533.05

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Solution

The fourth proportional to 111,521.41, 153,895.40 and 60,533.05 is: 83,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,521.41 : 153,895.40 = 60,533.05 : x
  2. Step 2: Convert to fraction form
    111,521.41/153,895.40 = 60,533.05/x
  3. Step 3: Cross multiply
    111,521.41x = 153,895.40 × 60,533.05
  4. Step 4: Simplify right side
    111,521.41x = 9,315,757,942.97
  5. Step 5: Solve for x
    x = 9,315,757,942.97/111,521.41
  6. Step 6: Final answer
    x = 83,533.36

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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.