Home / 109,386.99-150,953.15-60,988.34

Finding the Fourth Proportional to 109,386.99, 150,953.15 and 60,988.34

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Solution

The fourth proportional to 109,386.99, 150,953.15 and 60,988.34 is: 84,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,386.99 : 150,953.15 = 60,988.34 : x
  2. Step 2: Convert to fraction form
    109,386.99/150,953.15 = 60,988.34/x
  3. Step 3: Cross multiply
    109,386.99x = 150,953.15 × 60,988.34
  4. Step 4: Simplify right side
    109,386.99x = 9,206,382,566.12
  5. Step 5: Solve for x
    x = 9,206,382,566.12/109,386.99
  6. Step 6: Final answer
    x = 84,163.41

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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.