Home / 207,928.54-286,941.05-117,284.22

Finding the Fourth Proportional to 207,928.54, 286,941.05 and 117,284.22

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Solution

The fourth proportional to 207,928.54, 286,941.05 and 117,284.22 is: 161,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,928.54 : 286,941.05 = 117,284.22 : x
  2. Step 2: Convert to fraction form
    207,928.54/286,941.05 = 117,284.22/x
  3. Step 3: Cross multiply
    207,928.54x = 286,941.05 × 117,284.22
  4. Step 4: Simplify right side
    207,928.54x = 33,653,657,366.16
  5. Step 5: Solve for x
    x = 33,653,657,366.16/207,928.54
  6. Step 6: Final answer
    x = 161,852.04

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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.