Home / 153,554.40-230,331.60-100,410.30

Finding the Fourth Proportional to 153,554.40, 230,331.60 and 100,410.30

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Solution

The fourth proportional to 153,554.40, 230,331.60 and 100,410.30 is: 150,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,554.40 : 230,331.60 = 100,410.30 : x
  2. Step 2: Convert to fraction form
    153,554.40/230,331.60 = 100,410.30/x
  3. Step 3: Cross multiply
    153,554.40x = 230,331.60 × 100,410.30
  4. Step 4: Simplify right side
    153,554.40x = 23,127,665,055.48
  5. Step 5: Solve for x
    x = 23,127,665,055.48/153,554.40
  6. Step 6: Final answer
    x = 150,615.45

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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.