Home / 153,923.01-230,919.14-54,090.10

Finding the Fourth Proportional to 153,923.01, 230,919.14 and 54,090.10

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Solution

The fourth proportional to 153,923.01, 230,919.14 and 54,090.10 is: 81,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,923.01 : 230,919.14 = 54,090.10 : x
  2. Step 2: Convert to fraction form
    153,923.01/230,919.14 = 54,090.10/x
  3. Step 3: Cross multiply
    153,923.01x = 230,919.14 × 54,090.10
  4. Step 4: Simplify right side
    153,923.01x = 12,490,439,374.51
  5. Step 5: Solve for x
    x = 12,490,439,374.51/153,923.01
  6. Step 6: Final answer
    x = 81,147.32

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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.