Home / 109,071.69-150,516.93-60,673.38

Finding the Fourth Proportional to 109,071.69, 150,516.93 and 60,673.38

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Solution

The fourth proportional to 109,071.69, 150,516.93 and 60,673.38 is: 83,728.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,071.69 : 150,516.93 = 60,673.38 : x
  2. Step 2: Convert to fraction form
    109,071.69/150,516.93 = 60,673.38/x
  3. Step 3: Cross multiply
    109,071.69x = 150,516.93 × 60,673.38
  4. Step 4: Simplify right side
    109,071.69x = 9,132,370,890.32
  5. Step 5: Solve for x
    x = 9,132,370,890.32/109,071.69
  6. Step 6: Final answer
    x = 83,728.15

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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.