Home / 97,145.04-134,023.32-58,890.64

Finding the Fourth Proportional to 97,145.04, 134,023.32 and 58,890.64

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Solution

The fourth proportional to 97,145.04, 134,023.32 and 58,890.64 is: 81,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,145.04 : 134,023.32 = 58,890.64 : x
  2. Step 2: Convert to fraction form
    97,145.04/134,023.32 = 58,890.64/x
  3. Step 3: Cross multiply
    97,145.04x = 134,023.32 × 58,890.64
  4. Step 4: Simplify right side
    97,145.04x = 7,892,719,089.72
  5. Step 5: Solve for x
    x = 7,892,719,089.72/97,145.04
  6. Step 6: Final answer
    x = 81,246.75

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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.