Home / 201,501.19-302,002.66-101,689.93

Finding the Fourth Proportional to 201,501.19, 302,002.66 and 101,689.93

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Solution

The fourth proportional to 201,501.19, 302,002.66 and 101,689.93 is: 152,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,501.19 : 302,002.66 = 101,689.93 : x
  2. Step 2: Convert to fraction form
    201,501.19/302,002.66 = 101,689.93/x
  3. Step 3: Cross multiply
    201,501.19x = 302,002.66 × 101,689.93
  4. Step 4: Simplify right side
    201,501.19x = 30,710,629,355.21
  5. Step 5: Solve for x
    x = 30,710,629,355.21/201,501.19
  6. Step 6: Final answer
    x = 152,409.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.