Home / 97,454.10-134,485.24-54,434.20

Finding the Fourth Proportional to 97,454.10, 134,485.24 and 54,434.20

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Solution

The fourth proportional to 97,454.10, 134,485.24 and 54,434.20 is: 75,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,454.10 : 134,485.24 = 54,434.20 : x
  2. Step 2: Convert to fraction form
    97,454.10/134,485.24 = 54,434.20/x
  3. Step 3: Cross multiply
    97,454.10x = 134,485.24 × 54,434.20
  4. Step 4: Simplify right side
    97,454.10x = 7,320,596,451.21
  5. Step 5: Solve for x
    x = 7,320,596,451.21/97,454.10
  6. Step 6: Final answer
    x = 75,118.40

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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.