Home / 111,823.24-154,312.55-60,834.67

Finding the Fourth Proportional to 111,823.24, 154,312.55 and 60,834.67

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Solution

The fourth proportional to 111,823.24, 154,312.55 and 60,834.67 is: 83,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,823.24 : 154,312.55 = 60,834.67 : x
  2. Step 2: Convert to fraction form
    111,823.24/154,312.55 = 60,834.67/x
  3. Step 3: Cross multiply
    111,823.24x = 154,312.55 × 60,834.67
  4. Step 4: Simplify right side
    111,823.24x = 9,387,552,284.55
  5. Step 5: Solve for x
    x = 9,387,552,284.55/111,823.24
  6. Step 6: Final answer
    x = 83,949.93

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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.