Home / 186,598.29-257,508.31-101,715.35

Finding the Fourth Proportional to 186,598.29, 257,508.31 and 101,715.35

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Solution

The fourth proportional to 186,598.29, 257,508.31 and 101,715.35 is: 140,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,598.29 : 257,508.31 = 101,715.35 : x
  2. Step 2: Convert to fraction form
    186,598.29/257,508.31 = 101,715.35/x
  3. Step 3: Cross multiply
    186,598.29x = 257,508.31 × 101,715.35
  4. Step 4: Simplify right side
    186,598.29x = 26,192,546,846.31
  5. Step 5: Solve for x
    x = 26,192,546,846.31/186,598.29
  6. Step 6: Final answer
    x = 140,368.64

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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.