Home / 470,707.25-706,054.73-115,724.35

Finding the Fourth Proportional to 470,707.25, 706,054.73 and 115,724.35

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Solution

The fourth proportional to 470,707.25, 706,054.73 and 115,724.35 is: 173,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,707.25 : 706,054.73 = 115,724.35 : x
  2. Step 2: Convert to fraction form
    470,707.25/706,054.73 = 115,724.35/x
  3. Step 3: Cross multiply
    470,707.25x = 706,054.73 × 115,724.35
  4. Step 4: Simplify right side
    470,707.25x = 81,707,721,026.06
  5. Step 5: Solve for x
    x = 81,707,721,026.06/470,707.25
  6. Step 6: Final answer
    x = 173,585.01

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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.