Home / 111,929.73-154,462.75-60,941.67

Finding the Fourth Proportional to 111,929.73, 154,462.75 and 60,941.67

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Solution

The fourth proportional to 111,929.73, 154,462.75 and 60,941.67 is: 84,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,929.73 : 154,462.75 = 60,941.67 : x
  2. Step 2: Convert to fraction form
    111,929.73/154,462.75 = 60,941.67/x
  3. Step 3: Cross multiply
    111,929.73x = 154,462.75 × 60,941.67
  4. Step 4: Simplify right side
    111,929.73x = 9,413,217,937.79
  5. Step 5: Solve for x
    x = 9,413,217,937.79/111,929.73
  6. Step 6: Final answer
    x = 84,099.35

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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.