Home / 69,339.48-103,885.14-59,381.40

Finding the Fourth Proportional to 69,339.48, 103,885.14 and 59,381.40

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Solution

The fourth proportional to 69,339.48, 103,885.14 and 59,381.40 is: 88,965.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,339.48 : 103,885.14 = 59,381.40 : x
  2. Step 2: Convert to fraction form
    69,339.48/103,885.14 = 59,381.40/x
  3. Step 3: Cross multiply
    69,339.48x = 103,885.14 × 59,381.40
  4. Step 4: Simplify right side
    69,339.48x = 6,168,845,052.40
  5. Step 5: Solve for x
    x = 6,168,845,052.40/69,339.48
  6. Step 6: Final answer
    x = 88,965.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.