Home / 130,486.01-195,804.27-70,514.62

Finding the Fourth Proportional to 130,486.01, 195,804.27 and 70,514.62

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Solution

The fourth proportional to 130,486.01, 195,804.27 and 70,514.62 is: 105,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,486.01 : 195,804.27 = 70,514.62 : x
  2. Step 2: Convert to fraction form
    130,486.01/195,804.27 = 70,514.62/x
  3. Step 3: Cross multiply
    130,486.01x = 195,804.27 × 70,514.62
  4. Step 4: Simplify right side
    130,486.01x = 13,807,063,203.92
  5. Step 5: Solve for x
    x = 13,807,063,203.92/130,486.01
  6. Step 6: Final answer
    x = 105,812.60

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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.