Home / 111,199.95-153,455.90-60,212.67

Finding the Fourth Proportional to 111,199.95, 153,455.90 and 60,212.67

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Solution

The fourth proportional to 111,199.95, 153,455.90 and 60,212.67 is: 83,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,199.95 : 153,455.90 = 60,212.67 : x
  2. Step 2: Convert to fraction form
    111,199.95/153,455.90 = 60,212.67/x
  3. Step 3: Cross multiply
    111,199.95x = 153,455.90 × 60,212.67
  4. Step 4: Simplify right side
    111,199.95x = 9,239,989,165.19
  5. Step 5: Solve for x
    x = 9,239,989,165.19/111,199.95
  6. Step 6: Final answer
    x = 83,093.47

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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.