Home / 68,055.04-93,909.54-63,039.52

Finding the Fourth Proportional to 68,055.04, 93,909.54 and 63,039.52

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Solution

The fourth proportional to 68,055.04, 93,909.54 and 63,039.52 is: 86,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,055.04 : 93,909.54 = 63,039.52 : x
  2. Step 2: Convert to fraction form
    68,055.04/93,909.54 = 63,039.52/x
  3. Step 3: Cross multiply
    68,055.04x = 93,909.54 × 63,039.52
  4. Step 4: Simplify right side
    68,055.04x = 5,920,012,325.02
  5. Step 5: Solve for x
    x = 5,920,012,325.02/68,055.04
  6. Step 6: Final answer
    x = 86,988.60

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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.