Home / 67,637.58-93,354.57-39,346.98

Finding the Fourth Proportional to 67,637.58, 93,354.57 and 39,346.98

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Solution

The fourth proportional to 67,637.58, 93,354.57 and 39,346.98 is: 54,307.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,637.58 : 93,354.57 = 39,346.98 : x
  2. Step 2: Convert to fraction form
    67,637.58/93,354.57 = 39,346.98/x
  3. Step 3: Cross multiply
    67,637.58x = 93,354.57 × 39,346.98
  4. Step 4: Simplify right side
    67,637.58x = 3,673,220,398.70
  5. Step 5: Solve for x
    x = 3,673,220,398.70/67,637.58
  6. Step 6: Final answer
    x = 54,307.39

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1.5x scale

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.