Home / 89,089.47-133,607.61-48,556.67

Finding the Fourth Proportional to 89,089.47, 133,607.61 and 48,556.67

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Solution

The fourth proportional to 89,089.47, 133,607.61 and 48,556.67 is: 72,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089.47 : 133,607.61 = 48,556.67 : x
  2. Step 2: Convert to fraction form
    89,089.47/133,607.61 = 48,556.67/x
  3. Step 3: Cross multiply
    89,089.47x = 133,607.61 × 48,556.67
  4. Step 4: Simplify right side
    89,089.47x = 6,487,539,960.22
  5. Step 5: Solve for x
    x = 6,487,539,960.22/89,089.47
  6. Step 6: Final answer
    x = 72,820.50

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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.