Home / 186,496.29-257,365.45-105,924.48

Finding the Fourth Proportional to 186,496.29, 257,365.45 and 105,924.48

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Solution

The fourth proportional to 186,496.29, 257,365.45 and 105,924.48 is: 146,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,496.29 : 257,365.45 = 105,924.48 : x
  2. Step 2: Convert to fraction form
    186,496.29/257,365.45 = 105,924.48/x
  3. Step 3: Cross multiply
    186,496.29x = 257,365.45 × 105,924.48
  4. Step 4: Simplify right side
    186,496.29x = 27,261,300,628.50
  5. Step 5: Solve for x
    x = 27,261,300,628.50/186,496.29
  6. Step 6: Final answer
    x = 146,176.10

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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.