Home / 97,541.72-134,618.51-55,102.98

Finding the Fourth Proportional to 97,541.72, 134,618.51 and 55,102.98

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Solution

The fourth proportional to 97,541.72, 134,618.51 and 55,102.98 is: 76,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,541.72 : 134,618.51 = 55,102.98 : x
  2. Step 2: Convert to fraction form
    97,541.72/134,618.51 = 55,102.98/x
  3. Step 3: Cross multiply
    97,541.72x = 134,618.51 × 55,102.98
  4. Step 4: Simplify right side
    97,541.72x = 7,417,881,396.78
  5. Step 5: Solve for x
    x = 7,417,881,396.78/97,541.72
  6. Step 6: Final answer
    x = 76,048.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.