Home / 147,002.57-202,838.96-86,585.24

Finding the Fourth Proportional to 147,002.57, 202,838.96 and 86,585.24

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Solution

The fourth proportional to 147,002.57, 202,838.96 and 86,585.24 is: 119,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,002.57 : 202,838.96 = 86,585.24 : x
  2. Step 2: Convert to fraction form
    147,002.57/202,838.96 = 86,585.24/x
  3. Step 3: Cross multiply
    147,002.57x = 202,838.96 × 86,585.24
  4. Step 4: Simplify right side
    147,002.57x = 17,562,860,107.12
  5. Step 5: Solve for x
    x = 17,562,860,107.12/147,002.57
  6. Step 6: Final answer
    x = 119,473.15

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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.