Home / 186,526.52-257,406.92-101,643.59

Finding the Fourth Proportional to 186,526.52, 257,406.92 and 101,643.59

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Solution

The fourth proportional to 186,526.52, 257,406.92 and 101,643.59 is: 140,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,526.52 : 257,406.92 = 101,643.59 : x
  2. Step 2: Convert to fraction form
    186,526.52/257,406.92 = 101,643.59/x
  3. Step 3: Cross multiply
    186,526.52x = 257,406.92 × 101,643.59
  4. Step 4: Simplify right side
    186,526.52x = 26,163,761,644.39
  5. Step 5: Solve for x
    x = 26,163,761,644.39/186,526.52
  6. Step 6: Final answer
    x = 140,268.32

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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.