Home / 302,055.60-453,081.36-102,516.48

Finding the Fourth Proportional to 302,055.60, 453,081.36 and 102,516.48

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Solution

The fourth proportional to 302,055.60, 453,081.36 and 102,516.48 is: 153,774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,055.60 : 453,081.36 = 102,516.48 : x
  2. Step 2: Convert to fraction form
    302,055.60/453,081.36 = 102,516.48/x
  3. Step 3: Cross multiply
    302,055.60x = 453,081.36 × 102,516.48
  4. Step 4: Simplify right side
    302,055.60x = 46,448,306,180.81
  5. Step 5: Solve for x
    x = 46,448,306,180.81/302,055.60
  6. Step 6: Final answer
    x = 153,774.03

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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.