Home / 186,604.02-257,503.86-106,020.36

Finding the Fourth Proportional to 186,604.02, 257,503.86 and 106,020.36

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Solution

The fourth proportional to 186,604.02, 257,503.86 and 106,020.36 is: 146,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,604.02 : 257,503.86 = 106,020.36 : x
  2. Step 2: Convert to fraction form
    186,604.02/257,503.86 = 106,020.36/x
  3. Step 3: Cross multiply
    186,604.02x = 257,503.86 × 106,020.36
  4. Step 4: Simplify right side
    186,604.02x = 27,300,651,938.59
  5. Step 5: Solve for x
    x = 27,300,651,938.59/186,604.02
  6. Step 6: Final answer
    x = 146,302.59

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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.