Home / 93,589.80-129,153.62-51,148.32

Finding the Fourth Proportional to 93,589.80, 129,153.62 and 51,148.32

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Solution

The fourth proportional to 93,589.80, 129,153.62 and 51,148.32 is: 70,584.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,589.80 : 129,153.62 = 51,148.32 : x
  2. Step 2: Convert to fraction form
    93,589.80/129,153.62 = 51,148.32/x
  3. Step 3: Cross multiply
    93,589.80x = 129,153.62 × 51,148.32
  4. Step 4: Simplify right side
    93,589.80x = 6,605,990,684.92
  5. Step 5: Solve for x
    x = 6,605,990,684.92/93,589.80
  6. Step 6: Final answer
    x = 70,584.52

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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.