Home / 97,222.23-145,667.43-69,002.64

Finding the Fourth Proportional to 97,222.23, 145,667.43 and 69,002.64

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Solution

The fourth proportional to 97,222.23, 145,667.43 and 69,002.64 is: 103,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,222.23 : 145,667.43 = 69,002.64 : x
  2. Step 2: Convert to fraction form
    97,222.23/145,667.43 = 69,002.64/x
  3. Step 3: Cross multiply
    97,222.23x = 145,667.43 × 69,002.64
  4. Step 4: Simplify right side
    97,222.23x = 10,051,437,232.02
  5. Step 5: Solve for x
    x = 10,051,437,232.02/97,222.23
  6. Step 6: Final answer
    x = 103,386.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.