Home / 169,313.71-233,478.56-118,307.85

Finding the Fourth Proportional to 169,313.71, 233,478.56 and 118,307.85

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Solution

The fourth proportional to 169,313.71, 233,478.56 and 118,307.85 is: 163,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,313.71 : 233,478.56 = 118,307.85 : x
  2. Step 2: Convert to fraction form
    169,313.71/233,478.56 = 118,307.85/x
  3. Step 3: Cross multiply
    169,313.71x = 233,478.56 × 118,307.85
  4. Step 4: Simplify right side
    169,313.71x = 27,622,345,863.16
  5. Step 5: Solve for x
    x = 27,622,345,863.16/169,313.71
  6. Step 6: Final answer
    x = 163,143.00

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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.