Home / 111,614.84-154,030.14-60,628.57

Finding the Fourth Proportional to 111,614.84, 154,030.14 and 60,628.57

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Solution

The fourth proportional to 111,614.84, 154,030.14 and 60,628.57 is: 83,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,614.84 : 154,030.14 = 60,628.57 : x
  2. Step 2: Convert to fraction form
    111,614.84/154,030.14 = 60,628.57/x
  3. Step 3: Cross multiply
    111,614.84x = 154,030.14 × 60,628.57
  4. Step 4: Simplify right side
    111,614.84x = 9,338,626,740.02
  5. Step 5: Solve for x
    x = 9,338,626,740.02/111,614.84
  6. Step 6: Final answer
    x = 83,668.32

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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.