Home / 186,666.96-257,603.04-101,785.44

Finding the Fourth Proportional to 186,666.96, 257,603.04 and 101,785.44

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Solution

The fourth proportional to 186,666.96, 257,603.04 and 101,785.44 is: 140,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,666.96 : 257,603.04 = 101,785.44 : x
  2. Step 2: Convert to fraction form
    186,666.96/257,603.04 = 101,785.44/x
  3. Step 3: Cross multiply
    186,666.96x = 257,603.04 × 101,785.44
  4. Step 4: Simplify right side
    186,666.96x = 26,220,238,771.74
  5. Step 5: Solve for x
    x = 26,220,238,771.74/186,666.96
  6. Step 6: Final answer
    x = 140,465.34

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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.