Home / 48,779.12-67,312.12-27,554.96

Finding the Fourth Proportional to 48,779.12, 67,312.12 and 27,554.96

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Solution

The fourth proportional to 48,779.12, 67,312.12 and 27,554.96 is: 38,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.12 : 67,312.12 = 27,554.96 : x
  2. Step 2: Convert to fraction form
    48,779.12/67,312.12 = 27,554.96/x
  3. Step 3: Cross multiply
    48,779.12x = 67,312.12 × 27,554.96
  4. Step 4: Simplify right side
    48,779.12x = 1,854,782,774.12
  5. Step 5: Solve for x
    x = 1,854,782,774.12/48,779.12
  6. Step 6: Final answer
    x = 38,024.11

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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.