Home / 65,350.08-90,177.84-37,058.40

Finding the Fourth Proportional to 65,350.08, 90,177.84 and 37,058.40

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Solution

The fourth proportional to 65,350.08, 90,177.84 and 37,058.40 is: 51,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,350.08 : 90,177.84 = 37,058.40 : x
  2. Step 2: Convert to fraction form
    65,350.08/90,177.84 = 37,058.40/x
  3. Step 3: Cross multiply
    65,350.08x = 90,177.84 × 37,058.40
  4. Step 4: Simplify right side
    65,350.08x = 3,341,846,465.86
  5. Step 5: Solve for x
    x = 3,341,846,465.86/65,350.08
  6. Step 6: Final answer
    x = 51,137.60

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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.