Home / 64,767.18-97,125.24-31,477.38

Finding the Fourth Proportional to 64,767.18, 97,125.24 and 31,477.38

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Solution

The fourth proportional to 64,767.18, 97,125.24 and 31,477.38 is: 47,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767.18 : 97,125.24 = 31,477.38 : x
  2. Step 2: Convert to fraction form
    64,767.18/97,125.24 = 31,477.38/x
  3. Step 3: Cross multiply
    64,767.18x = 97,125.24 × 31,477.38
  4. Step 4: Simplify right side
    64,767.18x = 3,057,248,087.07
  5. Step 5: Solve for x
    x = 3,057,248,087.07/64,767.18
  6. Step 6: Final answer
    x = 47,203.66

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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.