Home / 58,146.04-80,220.54-32,980.96

Finding the Fourth Proportional to 58,146.04, 80,220.54 and 32,980.96

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Solution

The fourth proportional to 58,146.04, 80,220.54 and 32,980.96 is: 45,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,146.04 : 80,220.54 = 32,980.96 : x
  2. Step 2: Convert to fraction form
    58,146.04/80,220.54 = 32,980.96/x
  3. Step 3: Cross multiply
    58,146.04x = 80,220.54 × 32,980.96
  4. Step 4: Simplify right side
    58,146.04x = 2,645,750,420.92
  5. Step 5: Solve for x
    x = 2,645,750,420.92/58,146.04
  6. Step 6: Final answer
    x = 45,501.82

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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.