Home / 130,597.12-195,895.64-60,438.16

Finding the Fourth Proportional to 130,597.12, 195,895.64 and 60,438.16

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Solution

The fourth proportional to 130,597.12, 195,895.64 and 60,438.16 is: 90,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,597.12 : 195,895.64 = 60,438.16 : x
  2. Step 2: Convert to fraction form
    130,597.12/195,895.64 = 60,438.16/x
  3. Step 3: Cross multiply
    130,597.12x = 195,895.64 × 60,438.16
  4. Step 4: Simplify right side
    130,597.12x = 11,839,572,033.62
  5. Step 5: Solve for x
    x = 11,839,572,033.62/130,597.12
  6. Step 6: Final answer
    x = 90,657.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.