Home / 186,404.36-257,240.94-101,521.34

Finding the Fourth Proportional to 186,404.36, 257,240.94 and 101,521.34

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Solution

The fourth proportional to 186,404.36, 257,240.94 and 101,521.34 is: 140,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,404.36 : 257,240.94 = 101,521.34 : x
  2. Step 2: Convert to fraction form
    186,404.36/257,240.94 = 101,521.34/x
  3. Step 3: Cross multiply
    186,404.36x = 257,240.94 × 101,521.34
  4. Step 4: Simplify right side
    186,404.36x = 26,115,444,931.66
  5. Step 5: Solve for x
    x = 26,115,444,931.66/186,404.36
  6. Step 6: Final answer
    x = 140,101.04

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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.