Home / 72,772.65-100,393.04-52,597.58

Finding the Fourth Proportional to 72,772.65, 100,393.04 and 52,597.58

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Solution

The fourth proportional to 72,772.65, 100,393.04 and 52,597.58 is: 72,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,772.65 : 100,393.04 = 52,597.58 : x
  2. Step 2: Convert to fraction form
    72,772.65/100,393.04 = 52,597.58/x
  3. Step 3: Cross multiply
    72,772.65x = 100,393.04 × 52,597.58
  4. Step 4: Simplify right side
    72,772.65x = 5,280,430,582.37
  5. Step 5: Solve for x
    x = 5,280,430,582.37/72,772.65
  6. Step 6: Final answer
    x = 72,560.65

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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.