Home / 207,331.04-286,116.80-117,907.04

Finding the Fourth Proportional to 207,331.04, 286,116.80 and 117,907.04

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Solution

The fourth proportional to 207,331.04, 286,116.80 and 117,907.04 is: 162,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,331.04 : 286,116.80 = 117,907.04 : x
  2. Step 2: Convert to fraction form
    207,331.04/286,116.80 = 117,907.04/x
  3. Step 3: Cross multiply
    207,331.04x = 286,116.80 × 117,907.04
  4. Step 4: Simplify right side
    207,331.04x = 33,735,184,982.27
  5. Step 5: Solve for x
    x = 33,735,184,982.27/207,331.04
  6. Step 6: Final answer
    x = 162,711.70

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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.