Home / 186,528.68-257,451.09-118,532.37

Finding the Fourth Proportional to 186,528.68, 257,451.09 and 118,532.37

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Solution

The fourth proportional to 186,528.68, 257,451.09 and 118,532.37 is: 163,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,528.68 : 257,451.09 = 118,532.37 : x
  2. Step 2: Convert to fraction form
    186,528.68/257,451.09 = 118,532.37/x
  3. Step 3: Cross multiply
    186,528.68x = 257,451.09 × 118,532.37
  4. Step 4: Simplify right side
    186,528.68x = 30,516,287,856.78
  5. Step 5: Solve for x
    x = 30,516,287,856.78/186,528.68
  6. Step 6: Final answer
    x = 163,601.05

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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.