Home / 89,328.19-133,995.30-44,930.74

Finding the Fourth Proportional to 89,328.19, 133,995.30 and 44,930.74

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Solution

The fourth proportional to 89,328.19, 133,995.30 and 44,930.74 is: 67,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,328.19 : 133,995.30 = 44,930.74 : x
  2. Step 2: Convert to fraction form
    89,328.19/133,995.30 = 44,930.74/x
  3. Step 3: Cross multiply
    89,328.19x = 133,995.30 × 44,930.74
  4. Step 4: Simplify right side
    89,328.19x = 6,020,507,985.52
  5. Step 5: Solve for x
    x = 6,020,507,985.52/89,328.19
  6. Step 6: Final answer
    x = 67,397.63

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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.