Home / 171,505.09-236,601.63-103,484.12

Finding the Fourth Proportional to 171,505.09, 236,601.63 and 103,484.12

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Solution

The fourth proportional to 171,505.09, 236,601.63 and 103,484.12 is: 142,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,505.09 : 236,601.63 = 103,484.12 : x
  2. Step 2: Convert to fraction form
    171,505.09/236,601.63 = 103,484.12/x
  3. Step 3: Cross multiply
    171,505.09x = 236,601.63 × 103,484.12
  4. Step 4: Simplify right side
    171,505.09x = 24,484,512,062.62
  5. Step 5: Solve for x
    x = 24,484,512,062.62/171,505.09
  6. Step 6: Final answer
    x = 142,762.60

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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.