Home / 102,317.64-141,197.54-56,995.14

Finding the Fourth Proportional to 102,317.64, 141,197.54 and 56,995.14

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Solution

The fourth proportional to 102,317.64, 141,197.54 and 56,995.14 is: 78,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,317.64 : 141,197.54 = 56,995.14 : x
  2. Step 2: Convert to fraction form
    102,317.64/141,197.54 = 56,995.14/x
  3. Step 3: Cross multiply
    102,317.64x = 141,197.54 × 56,995.14
  4. Step 4: Simplify right side
    102,317.64x = 8,047,573,559.96
  5. Step 5: Solve for x
    x = 8,047,573,559.96/102,317.64
  6. Step 6: Final answer
    x = 78,652.85

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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.