Home / 64,913.99-97,374.53-20,537.45

Finding the Fourth Proportional to 64,913.99, 97,374.53 and 20,537.45

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Solution

The fourth proportional to 64,913.99, 97,374.53 and 20,537.45 is: 30,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,913.99 : 97,374.53 = 20,537.45 : x
  2. Step 2: Convert to fraction form
    64,913.99/97,374.53 = 20,537.45/x
  3. Step 3: Cross multiply
    64,913.99x = 97,374.53 × 20,537.45
  4. Step 4: Simplify right side
    64,913.99x = 1,999,824,541.15
  5. Step 5: Solve for x
    x = 1,999,824,541.15/64,913.99
  6. Step 6: Final answer
    x = 30,807.30

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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.