Home / 97,045.51-133,921.43-54,603.94

Finding the Fourth Proportional to 97,045.51, 133,921.43 and 54,603.94

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Solution

The fourth proportional to 97,045.51, 133,921.43 and 54,603.94 is: 75,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,045.51 : 133,921.43 = 54,603.94 : x
  2. Step 2: Convert to fraction form
    97,045.51/133,921.43 = 54,603.94/x
  3. Step 3: Cross multiply
    97,045.51x = 133,921.43 × 54,603.94
  4. Step 4: Simplify right side
    97,045.51x = 7,312,637,120.61
  5. Step 5: Solve for x
    x = 7,312,637,120.61/97,045.51
  6. Step 6: Final answer
    x = 75,352.66

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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.