Home / 292,197.20-438,126.78-114,496.16

Finding the Fourth Proportional to 292,197.20, 438,126.78 and 114,496.16

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Solution

The fourth proportional to 292,197.20, 438,126.78 and 114,496.16 is: 171,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,197.20 : 438,126.78 = 114,496.16 : x
  2. Step 2: Convert to fraction form
    292,197.20/438,126.78 = 114,496.16/x
  3. Step 3: Cross multiply
    292,197.20x = 438,126.78 × 114,496.16
  4. Step 4: Simplify right side
    292,197.20x = 50,163,833,903.16
  5. Step 5: Solve for x
    x = 50,163,833,903.16/292,197.20
  6. Step 6: Final answer
    x = 171,678.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.