Home / 163,038.20-244,557.30-118,423.40

Finding the Fourth Proportional to 163,038.20, 244,557.30 and 118,423.40

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Solution

The fourth proportional to 163,038.20, 244,557.30 and 118,423.40 is: 177,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,038.20 : 244,557.30 = 118,423.40 : x
  2. Step 2: Convert to fraction form
    163,038.20/244,557.30 = 118,423.40/x
  3. Step 3: Cross multiply
    163,038.20x = 244,557.30 × 118,423.40
  4. Step 4: Simplify right side
    163,038.20x = 28,961,306,960.82
  5. Step 5: Solve for x
    x = 28,961,306,960.82/163,038.20
  6. Step 6: Final answer
    x = 177,635.10

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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.