Home / 154,070.28-230,935.80-100,740.27

Finding the Fourth Proportional to 154,070.28, 230,935.80 and 100,740.27

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Solution

The fourth proportional to 154,070.28, 230,935.80 and 100,740.27 is: 150,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,070.28 : 230,935.80 = 100,740.27 : x
  2. Step 2: Convert to fraction form
    154,070.28/230,935.80 = 100,740.27/x
  3. Step 3: Cross multiply
    154,070.28x = 230,935.80 × 100,740.27
  4. Step 4: Simplify right side
    154,070.28x = 23,264,534,844.67
  5. Step 5: Solve for x
    x = 23,264,534,844.67/154,070.28
  6. Step 6: Final answer
    x = 150,999.50

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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.