Home / 68,330.40-94,296.08-38,117.64

Finding the Fourth Proportional to 68,330.40, 94,296.08 and 38,117.64

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Solution

The fourth proportional to 68,330.40, 94,296.08 and 38,117.64 is: 52,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,330.40 : 94,296.08 = 38,117.64 : x
  2. Step 2: Convert to fraction form
    68,330.40/94,296.08 = 38,117.64/x
  3. Step 3: Cross multiply
    68,330.40x = 94,296.08 × 38,117.64
  4. Step 4: Simplify right side
    68,330.40x = 3,594,344,030.85
  5. Step 5: Solve for x
    x = 3,594,344,030.85/68,330.40
  6. Step 6: Final answer
    x = 52,602.41

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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.