Home / 35,143.95-52,707.99-10,178.40

Finding the Fourth Proportional to 35,143.95, 52,707.99 and 10,178.40

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Solution

The fourth proportional to 35,143.95, 52,707.99 and 10,178.40 is: 15,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.95 : 52,707.99 = 10,178.40 : x
  2. Step 2: Convert to fraction form
    35,143.95/52,707.99 = 10,178.40/x
  3. Step 3: Cross multiply
    35,143.95x = 52,707.99 × 10,178.40
  4. Step 4: Simplify right side
    35,143.95x = 536,483,005.42
  5. Step 5: Solve for x
    x = 536,483,005.42/35,143.95
  6. Step 6: Final answer
    x = 15,265.30

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1.5x scale

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.