Home / 123,934.95-171,029.77-70,230.24

Finding the Fourth Proportional to 123,934.95, 171,029.77 and 70,230.24

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Solution

The fourth proportional to 123,934.95, 171,029.77 and 70,230.24 is: 96,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,934.95 : 171,029.77 = 70,230.24 : x
  2. Step 2: Convert to fraction form
    123,934.95/171,029.77 = 70,230.24/x
  3. Step 3: Cross multiply
    123,934.95x = 171,029.77 × 70,230.24
  4. Step 4: Simplify right side
    123,934.95x = 12,011,461,618.67
  5. Step 5: Solve for x
    x = 12,011,461,618.67/123,934.95
  6. Step 6: Final answer
    x = 96,917.47

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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.