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Finding the Fourth Proportional to 60,281.95, 90,404.46 and 41,681.51

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Solution

The fourth proportional to 60,281.95, 90,404.46 and 41,681.51 is: 62,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,281.95 : 90,404.46 = 41,681.51 : x
  2. Step 2: Convert to fraction form
    60,281.95/90,404.46 = 41,681.51/x
  3. Step 3: Cross multiply
    60,281.95x = 90,404.46 × 41,681.51
  4. Step 4: Simplify right side
    60,281.95x = 3,768,194,473.24
  5. Step 5: Solve for x
    x = 3,768,194,473.24/60,281.95
  6. Step 6: Final answer
    x = 62,509.50

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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.