Home / 525,036.60-787,680.36-170,051.04

Finding the Fourth Proportional to 525,036.60, 787,680.36 and 170,051.04

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Solution

The fourth proportional to 525,036.60, 787,680.36 and 170,051.04 is: 255,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,036.60 : 787,680.36 = 170,051.04 : x
  2. Step 2: Convert to fraction form
    525,036.60/787,680.36 = 170,051.04/x
  3. Step 3: Cross multiply
    525,036.60x = 787,680.36 × 170,051.04
  4. Step 4: Simplify right side
    525,036.60x = 133,945,864,405.57
  5. Step 5: Solve for x
    x = 133,945,864,405.57/525,036.60
  6. Step 6: Final answer
    x = 255,117.19

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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.