Home / 118,516.96-163,547.67-67,541.64

Finding the Fourth Proportional to 118,516.96, 163,547.67 and 67,541.64

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Solution

The fourth proportional to 118,516.96, 163,547.67 and 67,541.64 is: 93,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,516.96 : 163,547.67 = 67,541.64 : x
  2. Step 2: Convert to fraction form
    118,516.96/163,547.67 = 67,541.64/x
  3. Step 3: Cross multiply
    118,516.96x = 163,547.67 × 67,541.64
  4. Step 4: Simplify right side
    118,516.96x = 11,046,277,849.98
  5. Step 5: Solve for x
    x = 11,046,277,849.98/118,516.96
  6. Step 6: Final answer
    x = 93,204.19

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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.