Home / 97,643.36-134,747.52-52,931.36

Finding the Fourth Proportional to 97,643.36, 134,747.52 and 52,931.36

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Solution

The fourth proportional to 97,643.36, 134,747.52 and 52,931.36 is: 73,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,643.36 : 134,747.52 = 52,931.36 : x
  2. Step 2: Convert to fraction form
    97,643.36/134,747.52 = 52,931.36/x
  3. Step 3: Cross multiply
    97,643.36x = 134,747.52 × 52,931.36
  4. Step 4: Simplify right side
    97,643.36x = 7,132,369,490.23
  5. Step 5: Solve for x
    x = 7,132,369,490.23/97,643.36
  6. Step 6: Final answer
    x = 73,045.11

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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.