Home / 112,624.65-155,422.04-70,183.35

Finding the Fourth Proportional to 112,624.65, 155,422.04 and 70,183.35

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Solution

The fourth proportional to 112,624.65, 155,422.04 and 70,183.35 is: 96,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,624.65 : 155,422.04 = 70,183.35 : x
  2. Step 2: Convert to fraction form
    112,624.65/155,422.04 = 70,183.35/x
  3. Step 3: Cross multiply
    112,624.65x = 155,422.04 × 70,183.35
  4. Step 4: Simplify right side
    112,624.65x = 10,908,039,080.12
  5. Step 5: Solve for x
    x = 10,908,039,080.12/112,624.65
  6. Step 6: Final answer
    x = 96,853.03

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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.