Home / 186,550.04-257,431.56-101,665.28

Finding the Fourth Proportional to 186,550.04, 257,431.56 and 101,665.28

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Solution

The fourth proportional to 186,550.04, 257,431.56 and 101,665.28 is: 140,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,550.04 : 257,431.56 = 101,665.28 : x
  2. Step 2: Convert to fraction form
    186,550.04/257,431.56 = 101,665.28/x
  3. Step 3: Cross multiply
    186,550.04x = 257,431.56 × 101,665.28
  4. Step 4: Simplify right side
    186,550.04x = 26,171,851,628.24
  5. Step 5: Solve for x
    x = 26,171,851,628.24/186,550.04
  6. Step 6: Final answer
    x = 140,294.00

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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.