Home / 38,271.52-57,031.64-37,018.72

Finding the Fourth Proportional to 38,271.52, 57,031.64 and 37,018.72

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Solution

The fourth proportional to 38,271.52, 57,031.64 and 37,018.72 is: 55,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,271.52 : 57,031.64 = 37,018.72 : x
  2. Step 2: Convert to fraction form
    38,271.52/57,031.64 = 37,018.72/x
  3. Step 3: Cross multiply
    38,271.52x = 57,031.64 × 37,018.72
  4. Step 4: Simplify right side
    38,271.52x = 2,111,238,312.30
  5. Step 5: Solve for x
    x = 2,111,238,312.30/38,271.52
  6. Step 6: Final answer
    x = 55,164.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.