Home / 171,934.65-257,927.90-53,615.25

Finding the Fourth Proportional to 171,934.65, 257,927.90 and 53,615.25

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Solution

The fourth proportional to 171,934.65, 257,927.90 and 53,615.25 is: 80,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,934.65 : 257,927.90 = 53,615.25 : x
  2. Step 2: Convert to fraction form
    171,934.65/257,927.90 = 53,615.25/x
  3. Step 3: Cross multiply
    171,934.65x = 257,927.90 × 53,615.25
  4. Step 4: Simplify right side
    171,934.65x = 13,828,868,572.40
  5. Step 5: Solve for x
    x = 13,828,868,572.40/171,934.65
  6. Step 6: Final answer
    x = 80,430.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.