Home / 186,496.06-257,357.34-101,613.76

Finding the Fourth Proportional to 186,496.06, 257,357.34 and 101,613.76

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Solution

The fourth proportional to 186,496.06, 257,357.34 and 101,613.76 is: 140,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,496.06 : 257,357.34 = 101,613.76 : x
  2. Step 2: Convert to fraction form
    186,496.06/257,357.34 = 101,613.76/x
  3. Step 3: Cross multiply
    186,496.06x = 257,357.34 × 101,613.76
  4. Step 4: Simplify right side
    186,496.06x = 26,151,046,981.00
  5. Step 5: Solve for x
    x = 26,151,046,981.00/186,496.06
  6. Step 6: Final answer
    x = 140,223.05

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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.