Home / 186,816.71-257,840.01-110,330.64

Finding the Fourth Proportional to 186,816.71, 257,840.01 and 110,330.64

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Solution

The fourth proportional to 186,816.71, 257,840.01 and 110,330.64 is: 152,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,816.71 : 257,840.01 = 110,330.64 : x
  2. Step 2: Convert to fraction form
    186,816.71/257,840.01 = 110,330.64/x
  3. Step 3: Cross multiply
    186,816.71x = 257,840.01 × 110,330.64
  4. Step 4: Simplify right side
    186,816.71x = 28,447,653,320.91
  5. Step 5: Solve for x
    x = 28,447,653,320.91/186,816.71
  6. Step 6: Final answer
    x = 152,275.74

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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.