Home / 40,707.66-60,981.99-28,055.16

Finding the Fourth Proportional to 40,707.66, 60,981.99 and 28,055.16

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Solution

The fourth proportional to 40,707.66, 60,981.99 and 28,055.16 is: 42,027.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,707.66 : 60,981.99 = 28,055.16 : x
  2. Step 2: Convert to fraction form
    40,707.66/60,981.99 = 28,055.16/x
  3. Step 3: Cross multiply
    40,707.66x = 60,981.99 × 28,055.16
  4. Step 4: Simplify right side
    40,707.66x = 1,710,859,486.57
  5. Step 5: Solve for x
    x = 1,710,859,486.57/40,707.66
  6. Step 6: Final answer
    x = 42,027.95

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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.