Home / 186,453.18-257,303.07-101,568.42

Finding the Fourth Proportional to 186,453.18, 257,303.07 and 101,568.42

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Solution

The fourth proportional to 186,453.18, 257,303.07 and 101,568.42 is: 140,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,453.18 : 257,303.07 = 101,568.42 : x
  2. Step 2: Convert to fraction form
    186,453.18/257,303.07 = 101,568.42/x
  3. Step 3: Cross multiply
    186,453.18x = 257,303.07 × 101,568.42
  4. Step 4: Simplify right side
    186,453.18x = 26,133,866,281.05
  5. Step 5: Solve for x
    x = 26,133,866,281.05/186,453.18
  6. Step 6: Final answer
    x = 140,163.16

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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.