Home / 186,369.53-257,193.02-105,799.43

Finding the Fourth Proportional to 186,369.53, 257,193.02 and 105,799.43

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Solution

The fourth proportional to 186,369.53, 257,193.02 and 105,799.43 is: 146,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,369.53 : 257,193.02 = 105,799.43 : x
  2. Step 2: Convert to fraction form
    186,369.53/257,193.02 = 105,799.43/x
  3. Step 3: Cross multiply
    186,369.53x = 257,193.02 × 105,799.43
  4. Step 4: Simplify right side
    186,369.53x = 27,210,875,823.46
  5. Step 5: Solve for x
    x = 27,210,875,823.46/186,369.53
  6. Step 6: Final answer
    x = 146,004.96

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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.