Home / 254,150.08-381,225.12-104,364.88

Finding the Fourth Proportional to 254,150.08, 381,225.12 and 104,364.88

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Solution

The fourth proportional to 254,150.08, 381,225.12 and 104,364.88 is: 156,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,150.08 : 381,225.12 = 104,364.88 : x
  2. Step 2: Convert to fraction form
    254,150.08/381,225.12 = 104,364.88/x
  3. Step 3: Cross multiply
    254,150.08x = 381,225.12 × 104,364.88
  4. Step 4: Simplify right side
    254,150.08x = 39,786,513,901.79
  5. Step 5: Solve for x
    x = 39,786,513,901.79/254,150.08
  6. Step 6: Final answer
    x = 156,547.32

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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.