Home / 77,702.40-116,554.23-25,111.86

Finding the Fourth Proportional to 77,702.40, 116,554.23 and 25,111.86

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Solution

The fourth proportional to 77,702.40, 116,554.23 and 25,111.86 is: 37,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,702.40 : 116,554.23 = 25,111.86 : x
  2. Step 2: Convert to fraction form
    77,702.40/116,554.23 = 25,111.86/x
  3. Step 3: Cross multiply
    77,702.40x = 116,554.23 × 25,111.86
  4. Step 4: Simplify right side
    77,702.40x = 2,926,893,506.17
  5. Step 5: Solve for x
    x = 2,926,893,506.17/77,702.40
  6. Step 6: Final answer
    x = 37,667.99

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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.