Home / 55,037.80-75,964.26-36,176.68

Finding the Fourth Proportional to 55,037.80, 75,964.26 and 36,176.68

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Solution

The fourth proportional to 55,037.80, 75,964.26 and 36,176.68 is: 49,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,037.80 : 75,964.26 = 36,176.68 : x
  2. Step 2: Convert to fraction form
    55,037.80/75,964.26 = 36,176.68/x
  3. Step 3: Cross multiply
    55,037.80x = 75,964.26 × 36,176.68
  4. Step 4: Simplify right side
    55,037.80x = 2,748,134,725.46
  5. Step 5: Solve for x
    x = 2,748,134,725.46/55,037.80
  6. Step 6: Final answer
    x = 49,931.77

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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.