Home / 186,730.47-257,483.84-126,196.11

Finding the Fourth Proportional to 186,730.47, 257,483.84 and 126,196.11

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Solution

The fourth proportional to 186,730.47, 257,483.84 and 126,196.11 is: 174,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,730.47 : 257,483.84 = 126,196.11 : x
  2. Step 2: Convert to fraction form
    186,730.47/257,483.84 = 126,196.11/x
  3. Step 3: Cross multiply
    186,730.47x = 257,483.84 × 126,196.11
  4. Step 4: Simplify right side
    186,730.47x = 32,493,458,364.88
  5. Step 5: Solve for x
    x = 32,493,458,364.88/186,730.47
  6. Step 6: Final answer
    x = 174,012.62

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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.