Home / 58,378.40-80,564.18-34,525.52

Finding the Fourth Proportional to 58,378.40, 80,564.18 and 34,525.52

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Solution

The fourth proportional to 58,378.40, 80,564.18 and 34,525.52 is: 47,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,378.40 : 80,564.18 = 34,525.52 : x
  2. Step 2: Convert to fraction form
    58,378.40/80,564.18 = 34,525.52/x
  3. Step 3: Cross multiply
    58,378.40x = 80,564.18 × 34,525.52
  4. Step 4: Simplify right side
    58,378.40x = 2,781,520,207.87
  5. Step 5: Solve for x
    x = 2,781,520,207.87/58,378.40
  6. Step 6: Final answer
    x = 47,646.39

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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.