Home / 186,738.66-257,702.85-101,858.76

Finding the Fourth Proportional to 186,738.66, 257,702.85 and 101,858.76

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Solution

The fourth proportional to 186,738.66, 257,702.85 and 101,858.76 is: 140,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,738.66 : 257,702.85 = 101,858.76 : x
  2. Step 2: Convert to fraction form
    186,738.66/257,702.85 = 101,858.76/x
  3. Step 3: Cross multiply
    186,738.66x = 257,702.85 × 101,858.76
  4. Step 4: Simplify right side
    186,738.66x = 26,249,292,749.47
  5. Step 5: Solve for x
    x = 26,249,292,749.47/186,738.66
  6. Step 6: Final answer
    x = 140,567.00

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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.