Home / 186,159.02-256,913.46-113,555.39

Finding the Fourth Proportional to 186,159.02, 256,913.46 and 113,555.39

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Solution

The fourth proportional to 186,159.02, 256,913.46 and 113,555.39 is: 156,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,159.02 : 256,913.46 = 113,555.39 : x
  2. Step 2: Convert to fraction form
    186,159.02/256,913.46 = 113,555.39/x
  3. Step 3: Cross multiply
    186,159.02x = 256,913.46 × 113,555.39
  4. Step 4: Simplify right side
    186,159.02x = 29,173,906,861.98
  5. Step 5: Solve for x
    x = 29,173,906,861.98/186,159.02
  6. Step 6: Final answer
    x = 156,714.98

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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.