Home / 66,349.42-91,570.58-38,054.50

Finding the Fourth Proportional to 66,349.42, 91,570.58 and 38,054.50

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Solution

The fourth proportional to 66,349.42, 91,570.58 and 38,054.50 is: 52,520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,349.42 : 91,570.58 = 38,054.50 : x
  2. Step 2: Convert to fraction form
    66,349.42/91,570.58 = 38,054.50/x
  3. Step 3: Cross multiply
    66,349.42x = 91,570.58 × 38,054.50
  4. Step 4: Simplify right side
    66,349.42x = 3,484,672,636.61
  5. Step 5: Solve for x
    x = 3,484,672,636.61/66,349.42
  6. Step 6: Final answer
    x = 52,520.02

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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.