Home / 102,362.45-141,272.44-59,920.88

Finding the Fourth Proportional to 102,362.45, 141,272.44 and 59,920.88

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Solution

The fourth proportional to 102,362.45, 141,272.44 and 59,920.88 is: 82,697.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,362.45 : 141,272.44 = 59,920.88 : x
  2. Step 2: Convert to fraction form
    102,362.45/141,272.44 = 59,920.88/x
  3. Step 3: Cross multiply
    102,362.45x = 141,272.44 × 59,920.88
  4. Step 4: Simplify right side
    102,362.45x = 8,465,168,068.38
  5. Step 5: Solve for x
    x = 8,465,168,068.38/102,362.45
  6. Step 6: Final answer
    x = 82,697.99

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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.