Home / 248,031.52-342,285.90-134,856.68

Finding the Fourth Proportional to 248,031.52, 342,285.90 and 134,856.68

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Solution

The fourth proportional to 248,031.52, 342,285.90 and 134,856.68 is: 186,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,031.52 : 342,285.90 = 134,856.68 : x
  2. Step 2: Convert to fraction form
    248,031.52/342,285.90 = 134,856.68/x
  3. Step 3: Cross multiply
    248,031.52x = 342,285.90 × 134,856.68
  4. Step 4: Simplify right side
    248,031.52x = 46,159,540,084.81
  5. Step 5: Solve for x
    x = 46,159,540,084.81/248,031.52
  6. Step 6: Final answer
    x = 186,103.52

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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.