Home / 237,509.22-327,762.93-128,613.22

Finding the Fourth Proportional to 237,509.22, 327,762.93 and 128,613.22

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Solution

The fourth proportional to 237,509.22, 327,762.93 and 128,613.22 is: 177,486.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,509.22 : 327,762.93 = 128,613.22 : x
  2. Step 2: Convert to fraction form
    237,509.22/327,762.93 = 128,613.22/x
  3. Step 3: Cross multiply
    237,509.22x = 327,762.93 × 128,613.22
  4. Step 4: Simplify right side
    237,509.22x = 42,154,645,823.93
  5. Step 5: Solve for x
    x = 42,154,645,823.93/237,509.22
  6. Step 6: Final answer
    x = 177,486.36

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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.