Home / 109,817.24-151,564.08-69,534.76

Finding the Fourth Proportional to 109,817.24, 151,564.08 and 69,534.76

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Solution

The fourth proportional to 109,817.24, 151,564.08 and 69,534.76 is: 95,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,817.24 : 151,564.08 = 69,534.76 : x
  2. Step 2: Convert to fraction form
    109,817.24/151,564.08 = 69,534.76/x
  3. Step 3: Cross multiply
    109,817.24x = 151,564.08 × 69,534.76
  4. Step 4: Simplify right side
    109,817.24x = 10,538,971,927.42
  5. Step 5: Solve for x
    x = 10,538,971,927.42/109,817.24
  6. Step 6: Final answer
    x = 95,968.28

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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.