Home / 175,587.72-242,312.49-103,033.98

Finding the Fourth Proportional to 175,587.72, 242,312.49 and 103,033.98

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Solution

The fourth proportional to 175,587.72, 242,312.49 and 103,033.98 is: 142,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,587.72 : 242,312.49 = 103,033.98 : x
  2. Step 2: Convert to fraction form
    175,587.72/242,312.49 = 103,033.98/x
  3. Step 3: Cross multiply
    175,587.72x = 242,312.49 × 103,033.98
  4. Step 4: Simplify right side
    175,587.72x = 24,966,420,248.41
  5. Step 5: Solve for x
    x = 24,966,420,248.41/175,587.72
  6. Step 6: Final answer
    x = 142,187.74

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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.