Home / 93,542.95-140,315.63-31,213.45

Finding the Fourth Proportional to 93,542.95, 140,315.63 and 31,213.45

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Solution

The fourth proportional to 93,542.95, 140,315.63 and 31,213.45 is: 46,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,542.95 : 140,315.63 = 31,213.45 : x
  2. Step 2: Convert to fraction form
    93,542.95/140,315.63 = 31,213.45/x
  3. Step 3: Cross multiply
    93,542.95x = 140,315.63 × 31,213.45
  4. Step 4: Simplify right side
    93,542.95x = 4,379,734,901.22
  5. Step 5: Solve for x
    x = 4,379,734,901.22/93,542.95
  6. Step 6: Final answer
    x = 46,820.58

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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.