Home / 191,256.60-263,915.64-110,668.08

Finding the Fourth Proportional to 191,256.60, 263,915.64 and 110,668.08

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Solution

The fourth proportional to 191,256.60, 263,915.64 and 110,668.08 is: 152,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,256.60 : 263,915.64 = 110,668.08 : x
  2. Step 2: Convert to fraction form
    191,256.60/263,915.64 = 110,668.08/x
  3. Step 3: Cross multiply
    191,256.60x = 263,915.64 × 110,668.08
  4. Step 4: Simplify right side
    191,256.60x = 29,207,037,160.77
  5. Step 5: Solve for x
    x = 29,207,037,160.77/191,256.60
  6. Step 6: Final answer
    x = 152,711.26

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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.