Home / 700,909.15-1,051,363.61-168,430.18

Finding the Fourth Proportional to 700,909.15, 1,051,363.61 and 168,430.18

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Solution

The fourth proportional to 700,909.15, 1,051,363.61 and 168,430.18 is: 252,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,909.15 : 1,051,363.61 = 168,430.18 : x
  2. Step 2: Convert to fraction form
    700,909.15/1,051,363.61 = 168,430.18/x
  3. Step 3: Cross multiply
    700,909.15x = 1,051,363.61 × 168,430.18
  4. Step 4: Simplify right side
    700,909.15x = 177,081,362,077.75
  5. Step 5: Solve for x
    x = 177,081,362,077.75/700,909.15
  6. Step 6: Final answer
    x = 252,645.24

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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.