Home / 186,923.34-257,950.86-106,349.13

Finding the Fourth Proportional to 186,923.34, 257,950.86 and 106,349.13

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Solution

The fourth proportional to 186,923.34, 257,950.86 and 106,349.13 is: 146,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,923.34 : 257,950.86 = 106,349.13 : x
  2. Step 2: Convert to fraction form
    186,923.34/257,950.86 = 106,349.13/x
  3. Step 3: Cross multiply
    186,923.34x = 257,950.86 × 106,349.13
  4. Step 4: Simplify right side
    186,923.34x = 27,432,849,543.75
  5. Step 5: Solve for x
    x = 27,432,849,543.75/186,923.34
  6. Step 6: Final answer
    x = 146,759.89

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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.