Home / 186,319.26-257,037.51-125,870.46

Finding the Fourth Proportional to 186,319.26, 257,037.51 and 125,870.46

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Solution

The fourth proportional to 186,319.26, 257,037.51 and 125,870.46 is: 173,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,319.26 : 257,037.51 = 125,870.46 : x
  2. Step 2: Convert to fraction form
    186,319.26/257,037.51 = 125,870.46/x
  3. Step 3: Cross multiply
    186,319.26x = 257,037.51 × 125,870.46
  4. Step 4: Simplify right side
    186,319.26x = 32,353,429,620.95
  5. Step 5: Solve for x
    x = 32,353,429,620.95/186,319.26
  6. Step 6: Final answer
    x = 173,645.12

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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.