Home / 172,106.72-237,541.44-109,977.48

Finding the Fourth Proportional to 172,106.72, 237,541.44 and 109,977.48

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Solution

The fourth proportional to 172,106.72, 237,541.44 and 109,977.48 is: 151,790.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,106.72 : 237,541.44 = 109,977.48 : x
  2. Step 2: Convert to fraction form
    172,106.72/237,541.44 = 109,977.48/x
  3. Step 3: Cross multiply
    172,106.72x = 237,541.44 × 109,977.48
  4. Step 4: Simplify right side
    172,106.72x = 26,124,208,966.77
  5. Step 5: Solve for x
    x = 26,124,208,966.77/172,106.72
  6. Step 6: Final answer
    x = 151,790.75

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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.