Home / 172,271.34-237,668.04-127,056.47

Finding the Fourth Proportional to 172,271.34, 237,668.04 and 127,056.47

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Solution

The fourth proportional to 172,271.34, 237,668.04 and 127,056.47 is: 175,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,271.34 : 237,668.04 = 127,056.47 : x
  2. Step 2: Convert to fraction form
    172,271.34/237,668.04 = 127,056.47/x
  3. Step 3: Cross multiply
    172,271.34x = 237,668.04 × 127,056.47
  4. Step 4: Simplify right side
    172,271.34x = 30,197,261,005.88
  5. Step 5: Solve for x
    x = 30,197,261,005.88/172,271.34
  6. Step 6: Final answer
    x = 175,288.94

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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.