Home / 111,186.69-153,437.43-60,199.41

Finding the Fourth Proportional to 111,186.69, 153,437.43 and 60,199.41

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Solution

The fourth proportional to 111,186.69, 153,437.43 and 60,199.41 is: 83,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,186.69 : 153,437.43 = 60,199.41 : x
  2. Step 2: Convert to fraction form
    111,186.69/153,437.43 = 60,199.41/x
  3. Step 3: Cross multiply
    111,186.69x = 153,437.43 × 60,199.41
  4. Step 4: Simplify right side
    111,186.69x = 9,236,842,456.92
  5. Step 5: Solve for x
    x = 9,236,842,456.92/111,186.69
  6. Step 6: Final answer
    x = 83,075.08

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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.