Home / 186,467.60-257,316.36-101,584.40

Finding the Fourth Proportional to 186,467.60, 257,316.36 and 101,584.40

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Solution

The fourth proportional to 186,467.60, 257,316.36 and 101,584.40 is: 140,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,467.60 : 257,316.36 = 101,584.40 : x
  2. Step 2: Convert to fraction form
    186,467.60/257,316.36 = 101,584.40/x
  3. Step 3: Cross multiply
    186,467.60x = 257,316.36 × 101,584.40
  4. Step 4: Simplify right side
    186,467.60x = 26,139,328,040.78
  5. Step 5: Solve for x
    x = 26,139,328,040.78/186,467.60
  6. Step 6: Final answer
    x = 140,181.61

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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.