Home / 105,283.41-157,880.15-60,940.77

Finding the Fourth Proportional to 105,283.41, 157,880.15 and 60,940.77

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Solution

The fourth proportional to 105,283.41, 157,880.15 and 60,940.77 is: 91,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,283.41 : 157,880.15 = 60,940.77 : x
  2. Step 2: Convert to fraction form
    105,283.41/157,880.15 = 60,940.77/x
  3. Step 3: Cross multiply
    105,283.41x = 157,880.15 × 60,940.77
  4. Step 4: Simplify right side
    105,283.41x = 9,621,337,583.28
  5. Step 5: Solve for x
    x = 9,621,337,583.28/105,283.41
  6. Step 6: Final answer
    x = 91,385.13

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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.