Home / 186,272.55-257,048.97-105,695.27

Finding the Fourth Proportional to 186,272.55, 257,048.97 and 105,695.27

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Solution

The fourth proportional to 186,272.55, 257,048.97 and 105,695.27 is: 145,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,272.55 : 257,048.97 = 105,695.27 : x
  2. Step 2: Convert to fraction form
    186,272.55/257,048.97 = 105,695.27/x
  3. Step 3: Cross multiply
    186,272.55x = 257,048.97 × 105,695.27
  4. Step 4: Simplify right side
    186,272.55x = 27,168,860,287.37
  5. Step 5: Solve for x
    x = 27,168,860,287.37/186,272.55
  6. Step 6: Final answer
    x = 145,855.42

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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.