Home / 102,369.52-141,215.97-70,483.06

Finding the Fourth Proportional to 102,369.52, 141,215.97 and 70,483.06

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Solution

The fourth proportional to 102,369.52, 141,215.97 and 70,483.06 is: 97,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,369.52 : 141,215.97 = 70,483.06 : x
  2. Step 2: Convert to fraction form
    102,369.52/141,215.97 = 70,483.06/x
  3. Step 3: Cross multiply
    102,369.52x = 141,215.97 × 70,483.06
  4. Step 4: Simplify right side
    102,369.52x = 9,953,333,686.47
  5. Step 5: Solve for x
    x = 9,953,333,686.47/102,369.52
  6. Step 6: Final answer
    x = 97,229.47

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1.5x scale

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.