Home / 90,597.46-135,793.65-46,130.28

Finding the Fourth Proportional to 90,597.46, 135,793.65 and 46,130.28

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Solution

The fourth proportional to 90,597.46, 135,793.65 and 46,130.28 is: 69,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,597.46 : 135,793.65 = 46,130.28 : x
  2. Step 2: Convert to fraction form
    90,597.46/135,793.65 = 46,130.28/x
  3. Step 3: Cross multiply
    90,597.46x = 135,793.65 × 46,130.28
  4. Step 4: Simplify right side
    90,597.46x = 6,264,199,524.32
  5. Step 5: Solve for x
    x = 6,264,199,524.32/90,597.46
  6. Step 6: Final answer
    x = 69,143.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.