Home / 186,228.34-257,000.94-105,659.26

Finding the Fourth Proportional to 186,228.34, 257,000.94 and 105,659.26

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Solution

The fourth proportional to 186,228.34, 257,000.94 and 105,659.26 is: 145,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,228.34 : 257,000.94 = 105,659.26 : x
  2. Step 2: Convert to fraction form
    186,228.34/257,000.94 = 105,659.26/x
  3. Step 3: Cross multiply
    186,228.34x = 257,000.94 × 105,659.26
  4. Step 4: Simplify right side
    186,228.34x = 27,154,527,326.40
  5. Step 5: Solve for x
    x = 27,154,527,326.40/186,228.34
  6. Step 6: Final answer
    x = 145,813.08

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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.