Home / 68,109.04-93,989.95-37,483.90

Finding the Fourth Proportional to 68,109.04, 93,989.95 and 37,483.90

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Solution

The fourth proportional to 68,109.04, 93,989.95 and 37,483.90 is: 51,727.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,109.04 : 93,989.95 = 37,483.90 : x
  2. Step 2: Convert to fraction form
    68,109.04/93,989.95 = 37,483.90/x
  3. Step 3: Cross multiply
    68,109.04x = 93,989.95 × 37,483.90
  4. Step 4: Simplify right side
    68,109.04x = 3,523,109,886.81
  5. Step 5: Solve for x
    x = 3,523,109,886.81/68,109.04
  6. Step 6: Final answer
    x = 51,727.49

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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.