Home / 47,306.39-65,298.63-28,192.16

Finding the Fourth Proportional to 47,306.39, 65,298.63 and 28,192.16

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Solution

The fourth proportional to 47,306.39, 65,298.63 and 28,192.16 is: 38,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.39 : 65,298.63 = 28,192.16 : x
  2. Step 2: Convert to fraction form
    47,306.39/65,298.63 = 28,192.16/x
  3. Step 3: Cross multiply
    47,306.39x = 65,298.63 × 28,192.16
  4. Step 4: Simplify right side
    47,306.39x = 1,840,909,098.25
  5. Step 5: Solve for x
    x = 1,840,909,098.25/47,306.39
  6. Step 6: Final answer
    x = 38,914.60

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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.