Home / 130,586.77-195,814.54-60,515.29

Finding the Fourth Proportional to 130,586.77, 195,814.54 and 60,515.29

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Solution

The fourth proportional to 130,586.77, 195,814.54 and 60,515.29 is: 90,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,586.77 : 195,814.54 = 60,515.29 : x
  2. Step 2: Convert to fraction form
    130,586.77/195,814.54 = 60,515.29/x
  3. Step 3: Cross multiply
    130,586.77x = 195,814.54 × 60,515.29
  4. Step 4: Simplify right side
    130,586.77x = 11,849,773,674.32
  5. Step 5: Solve for x
    x = 11,849,773,674.32/130,586.77
  6. Step 6: Final answer
    x = 90,742.53

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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.