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Finding the Fourth Proportional to 186,094.80, 256,807.53 and 101,211.39

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Solution

The fourth proportional to 186,094.80, 256,807.53 and 101,211.39 is: 139,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,094.80 : 256,807.53 = 101,211.39 : x
  2. Step 2: Convert to fraction form
    186,094.80/256,807.53 = 101,211.39/x
  3. Step 3: Cross multiply
    186,094.80x = 256,807.53 × 101,211.39
  4. Step 4: Simplify right side
    186,094.80x = 25,991,847,073.77
  5. Step 5: Solve for x
    x = 25,991,847,073.77/186,094.80
  6. Step 6: Final answer
    x = 139,669.93

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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.