Home / 171,946.90-257,920.35-134,622.10

Finding the Fourth Proportional to 171,946.90, 257,920.35 and 134,622.10

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Solution

The fourth proportional to 171,946.90, 257,920.35 and 134,622.10 is: 201,933.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,946.90 : 257,920.35 = 134,622.10 : x
  2. Step 2: Convert to fraction form
    171,946.90/257,920.35 = 134,622.10/x
  3. Step 3: Cross multiply
    171,946.90x = 257,920.35 × 134,622.10
  4. Step 4: Simplify right side
    171,946.90x = 34,721,779,149.74
  5. Step 5: Solve for x
    x = 34,721,779,149.74/171,946.90
  6. Step 6: Final answer
    x = 201,933.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.