Home / 83,366.01-115,056.05-47,547.81

Finding the Fourth Proportional to 83,366.01, 115,056.05 and 47,547.81

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Solution

The fourth proportional to 83,366.01, 115,056.05 and 47,547.81 is: 65,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,366.01 : 115,056.05 = 47,547.81 : x
  2. Step 2: Convert to fraction form
    83,366.01/115,056.05 = 47,547.81/x
  3. Step 3: Cross multiply
    83,366.01x = 115,056.05 × 47,547.81
  4. Step 4: Simplify right side
    83,366.01x = 5,470,662,967.01
  5. Step 5: Solve for x
    x = 5,470,662,967.01/83,366.01
  6. Step 6: Final answer
    x = 65,622.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.