Home / 186,239.21-257,002.13-101,356.07

Finding the Fourth Proportional to 186,239.21, 257,002.13 and 101,356.07

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Solution

The fourth proportional to 186,239.21, 257,002.13 and 101,356.07 is: 139,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,239.21 : 257,002.13 = 101,356.07 : x
  2. Step 2: Convert to fraction form
    186,239.21/257,002.13 = 101,356.07/x
  3. Step 3: Cross multiply
    186,239.21x = 257,002.13 × 101,356.07
  4. Step 4: Simplify right side
    186,239.21x = 26,048,724,846.81
  5. Step 5: Solve for x
    x = 26,048,724,846.81/186,239.21
  6. Step 6: Final answer
    x = 139,867.03

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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.