Home / 65,543.16-90,449.58-37,248.12

Finding the Fourth Proportional to 65,543.16, 90,449.58 and 37,248.12

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Solution

The fourth proportional to 65,543.16, 90,449.58 and 37,248.12 is: 51,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,543.16 : 90,449.58 = 37,248.12 : x
  2. Step 2: Convert to fraction form
    65,543.16/90,449.58 = 37,248.12/x
  3. Step 3: Cross multiply
    65,543.16x = 90,449.58 × 37,248.12
  4. Step 4: Simplify right side
    65,543.16x = 3,369,076,809.79
  5. Step 5: Solve for x
    x = 3,369,076,809.79/65,543.16
  6. Step 6: Final answer
    x = 51,402.42

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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.