Home / 92,956.05-128,280.16-50,514.58

Finding the Fourth Proportional to 92,956.05, 128,280.16 and 50,514.58

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Solution

The fourth proportional to 92,956.05, 128,280.16 and 50,514.58 is: 69,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,956.05 : 128,280.16 = 50,514.58 : x
  2. Step 2: Convert to fraction form
    92,956.05/128,280.16 = 50,514.58/x
  3. Step 3: Cross multiply
    92,956.05x = 128,280.16 × 50,514.58
  4. Step 4: Simplify right side
    92,956.05x = 6,480,017,510.76
  5. Step 5: Solve for x
    x = 6,480,017,510.76/92,956.05
  6. Step 6: Final answer
    x = 69,710.56

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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.