Home / 65,925.09-90,972.09-36,851.58

Finding the Fourth Proportional to 65,925.09, 90,972.09 and 36,851.58

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Solution

The fourth proportional to 65,925.09, 90,972.09 and 36,851.58 is: 50,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,925.09 : 90,972.09 = 36,851.58 : x
  2. Step 2: Convert to fraction form
    65,925.09/90,972.09 = 36,851.58/x
  3. Step 3: Cross multiply
    65,925.09x = 90,972.09 × 36,851.58
  4. Step 4: Simplify right side
    65,925.09x = 3,352,465,252.40
  5. Step 5: Solve for x
    x = 3,352,465,252.40/65,925.09
  6. Step 6: Final answer
    x = 50,852.65

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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.