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Finding the Fourth Proportional to 112,240.01, 154,894.47 and 61,256.01

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Solution

The fourth proportional to 112,240.01, 154,894.47 and 61,256.01 is: 84,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,240.01 : 154,894.47 = 61,256.01 : x
  2. Step 2: Convert to fraction form
    112,240.01/154,894.47 = 61,256.01/x
  3. Step 3: Cross multiply
    112,240.01x = 154,894.47 × 61,256.01
  4. Step 4: Simplify right side
    112,240.01x = 9,488,217,203.26
  5. Step 5: Solve for x
    x = 9,488,217,203.26/112,240.01
  6. Step 6: Final answer
    x = 84,535.07

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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.