Home / 74,012.57-102,148.87-48,592.67

Finding the Fourth Proportional to 74,012.57, 102,148.87 and 48,592.67

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Solution

The fourth proportional to 74,012.57, 102,148.87 and 48,592.67 is: 67,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,012.57 : 102,148.87 = 48,592.67 : x
  2. Step 2: Convert to fraction form
    74,012.57/102,148.87 = 48,592.67/x
  3. Step 3: Cross multiply
    74,012.57x = 102,148.87 × 48,592.67
  4. Step 4: Simplify right side
    74,012.57x = 4,963,686,330.78
  5. Step 5: Solve for x
    x = 4,963,686,330.78/74,012.57
  6. Step 6: Final answer
    x = 67,065.45

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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.