Home / 58,720.50-88,089.93-19,268.64

Finding the Fourth Proportional to 58,720.50, 88,089.93 and 19,268.64

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Solution

The fourth proportional to 58,720.50, 88,089.93 and 19,268.64 is: 28,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,720.50 : 88,089.93 = 19,268.64 : x
  2. Step 2: Convert to fraction form
    58,720.50/88,089.93 = 19,268.64/x
  3. Step 3: Cross multiply
    58,720.50x = 88,089.93 × 19,268.64
  4. Step 4: Simplify right side
    58,720.50x = 1,697,373,148.80
  5. Step 5: Solve for x
    x = 1,697,373,148.80/58,720.50
  6. Step 6: Final answer
    x = 28,905.97

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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.