Home / 102,051.08-140,820.28-59,027.32

Finding the Fourth Proportional to 102,051.08, 140,820.28 and 59,027.32

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Solution

The fourth proportional to 102,051.08, 140,820.28 and 59,027.32 is: 81,451.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,051.08 : 140,820.28 = 59,027.32 : x
  2. Step 2: Convert to fraction form
    102,051.08/140,820.28 = 59,027.32/x
  3. Step 3: Cross multiply
    102,051.08x = 140,820.28 × 59,027.32
  4. Step 4: Simplify right side
    102,051.08x = 8,312,243,230.43
  5. Step 5: Solve for x
    x = 8,312,243,230.43/102,051.08
  6. Step 6: Final answer
    x = 81,451.79

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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.