Home / 61,520.74-92,293.40-19,407.34

Finding the Fourth Proportional to 61,520.74, 92,293.40 and 19,407.34

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Solution

The fourth proportional to 61,520.74, 92,293.40 and 19,407.34 is: 29,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,520.74 : 92,293.40 = 19,407.34 : x
  2. Step 2: Convert to fraction form
    61,520.74/92,293.40 = 19,407.34/x
  3. Step 3: Cross multiply
    61,520.74x = 92,293.40 × 19,407.34
  4. Step 4: Simplify right side
    61,520.74x = 1,791,169,393.56
  5. Step 5: Solve for x
    x = 1,791,169,393.56/61,520.74
  6. Step 6: Final answer
    x = 29,114.89

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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.