Home / 90,865.05-136,297.55-24,303.45

Finding the Fourth Proportional to 90,865.05, 136,297.55 and 24,303.45

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Solution

The fourth proportional to 90,865.05, 136,297.55 and 24,303.45 is: 36,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,865.05 : 136,297.55 = 24,303.45 : x
  2. Step 2: Convert to fraction form
    90,865.05/136,297.55 = 24,303.45/x
  3. Step 3: Cross multiply
    90,865.05x = 136,297.55 × 24,303.45
  4. Step 4: Simplify right side
    90,865.05x = 3,312,500,570.03
  5. Step 5: Solve for x
    x = 3,312,500,570.03/90,865.05
  6. Step 6: Final answer
    x = 36,455.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.