Home / 102,703.01-141,705.85-59,656.92

Finding the Fourth Proportional to 102,703.01, 141,705.85 and 59,656.92

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Solution

The fourth proportional to 102,703.01, 141,705.85 and 59,656.92 is: 82,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,703.01 : 141,705.85 = 59,656.92 : x
  2. Step 2: Convert to fraction form
    102,703.01/141,705.85 = 59,656.92/x
  3. Step 3: Cross multiply
    102,703.01x = 141,705.85 × 59,656.92
  4. Step 4: Simplify right side
    102,703.01x = 8,453,734,556.98
  5. Step 5: Solve for x
    x = 8,453,734,556.98/102,703.01
  6. Step 6: Final answer
    x = 82,312.43

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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.