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Finding the Fourth Proportional to 169,319.90, 254,032.78 and 101,925.74

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Solution

The fourth proportional to 169,319.90, 254,032.78 and 101,925.74 is: 152,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,319.90 : 254,032.78 = 101,925.74 : x
  2. Step 2: Convert to fraction form
    169,319.90/254,032.78 = 101,925.74/x
  3. Step 3: Cross multiply
    169,319.90x = 254,032.78 × 101,925.74
  4. Step 4: Simplify right side
    169,319.90x = 25,892,479,085.76
  5. Step 5: Solve for x
    x = 25,892,479,085.76/169,319.90
  6. Step 6: Final answer
    x = 152,920.47

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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.