Home / 186,320.58-257,114.24-101,437.62

Finding the Fourth Proportional to 186,320.58, 257,114.24 and 101,437.62

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Solution

The fourth proportional to 186,320.58, 257,114.24 and 101,437.62 is: 139,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,320.58 : 257,114.24 = 101,437.62 : x
  2. Step 2: Convert to fraction form
    186,320.58/257,114.24 = 101,437.62/x
  3. Step 3: Cross multiply
    186,320.58x = 257,114.24 × 101,437.62
  4. Step 4: Simplify right side
    186,320.58x = 26,081,056,573.71
  5. Step 5: Solve for x
    x = 26,081,056,573.71/186,320.58
  6. Step 6: Final answer
    x = 139,979.47

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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.