Home / 150,491.36-207,636.06-118,561.16

Finding the Fourth Proportional to 150,491.36, 207,636.06 and 118,561.16

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Solution

The fourth proportional to 150,491.36, 207,636.06 and 118,561.16 is: 163,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,491.36 : 207,636.06 = 118,561.16 : x
  2. Step 2: Convert to fraction form
    150,491.36/207,636.06 = 118,561.16/x
  3. Step 3: Cross multiply
    150,491.36x = 207,636.06 × 118,561.16
  4. Step 4: Simplify right side
    150,491.36x = 24,617,572,131.43
  5. Step 5: Solve for x
    x = 24,617,572,131.43/150,491.36
  6. Step 6: Final answer
    x = 163,581.30

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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.