Home / 65,612.10-90,522.07-36,925.95

Finding the Fourth Proportional to 65,612.10, 90,522.07 and 36,925.95

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Solution

The fourth proportional to 65,612.10, 90,522.07 and 36,925.95 is: 50,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612.10 : 90,522.07 = 36,925.95 : x
  2. Step 2: Convert to fraction form
    65,612.10/90,522.07 = 36,925.95/x
  3. Step 3: Cross multiply
    65,612.10x = 90,522.07 × 36,925.95
  4. Step 4: Simplify right side
    65,612.10x = 3,342,613,430.72
  5. Step 5: Solve for x
    x = 3,342,613,430.72/65,612.10
  6. Step 6: Final answer
    x = 50,945.08

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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.