Home / 112,047.24-154,625.20-61,746.24

Finding the Fourth Proportional to 112,047.24, 154,625.20 and 61,746.24

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Solution

The fourth proportional to 112,047.24, 154,625.20 and 61,746.24 is: 85,209.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,047.24 : 154,625.20 = 61,746.24 : x
  2. Step 2: Convert to fraction form
    112,047.24/154,625.20 = 61,746.24/x
  3. Step 3: Cross multiply
    112,047.24x = 154,625.20 × 61,746.24
  4. Step 4: Simplify right side
    112,047.24x = 9,547,524,709.25
  5. Step 5: Solve for x
    x = 9,547,524,709.25/112,047.24
  6. Step 6: Final answer
    x = 85,209.82

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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.