Home / 167,509.33-231,182.53-99,526.86

Finding the Fourth Proportional to 167,509.33, 231,182.53 and 99,526.86

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Solution

The fourth proportional to 167,509.33, 231,182.53 and 99,526.86 is: 137,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,509.33 : 231,182.53 = 99,526.86 : x
  2. Step 2: Convert to fraction form
    167,509.33/231,182.53 = 99,526.86/x
  3. Step 3: Cross multiply
    167,509.33x = 231,182.53 × 99,526.86
  4. Step 4: Simplify right side
    167,509.33x = 23,008,871,297.76
  5. Step 5: Solve for x
    x = 23,008,871,297.76/167,509.33
  6. Step 6: Final answer
    x = 137,358.74

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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.