Home / 42,771.17-64,159.38-16,475.99

Finding the Fourth Proportional to 42,771.17, 64,159.38 and 16,475.99

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Solution

The fourth proportional to 42,771.17, 64,159.38 and 16,475.99 is: 24,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,771.17 : 64,159.38 = 16,475.99 : x
  2. Step 2: Convert to fraction form
    42,771.17/64,159.38 = 16,475.99/x
  3. Step 3: Cross multiply
    42,771.17x = 64,159.38 × 16,475.99
  4. Step 4: Simplify right side
    42,771.17x = 1,057,089,303.29
  5. Step 5: Solve for x
    x = 1,057,089,303.29/42,771.17
  6. Step 6: Final answer
    x = 24,715.00

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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.