Home / 102,233.52-141,071.16-56,904.36

Finding the Fourth Proportional to 102,233.52, 141,071.16 and 56,904.36

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Solution

The fourth proportional to 102,233.52, 141,071.16 and 56,904.36 is: 78,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,233.52 : 141,071.16 = 56,904.36 : x
  2. Step 2: Convert to fraction form
    102,233.52/141,071.16 = 56,904.36/x
  3. Step 3: Cross multiply
    102,233.52x = 141,071.16 × 56,904.36
  4. Step 4: Simplify right side
    102,233.52x = 8,027,564,074.26
  5. Step 5: Solve for x
    x = 8,027,564,074.26/102,233.52
  6. Step 6: Final answer
    x = 78,521.84

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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.