Home / 185,827.30-256,448.72-104,157.05

Finding the Fourth Proportional to 185,827.30, 256,448.72 and 104,157.05

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Solution

The fourth proportional to 185,827.30, 256,448.72 and 104,157.05 is: 143,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,827.30 : 256,448.72 = 104,157.05 : x
  2. Step 2: Convert to fraction form
    185,827.30/256,448.72 = 104,157.05/x
  3. Step 3: Cross multiply
    185,827.30x = 256,448.72 × 104,157.05
  4. Step 4: Simplify right side
    185,827.30x = 26,710,942,151.48
  5. Step 5: Solve for x
    x = 26,710,942,151.48/185,827.30
  6. Step 6: Final answer
    x = 143,740.68

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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.