Home / 212,107.02-292,700.16-116,612.97

Finding the Fourth Proportional to 212,107.02, 292,700.16 and 116,612.97

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Solution

The fourth proportional to 212,107.02, 292,700.16 and 116,612.97 is: 160,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,107.02 : 292,700.16 = 116,612.97 : x
  2. Step 2: Convert to fraction form
    212,107.02/292,700.16 = 116,612.97/x
  3. Step 3: Cross multiply
    212,107.02x = 292,700.16 × 116,612.97
  4. Step 4: Simplify right side
    212,107.02x = 34,132,634,977.08
  5. Step 5: Solve for x
    x = 34,132,634,977.08/212,107.02
  6. Step 6: Final answer
    x = 160,921.76

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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.