Home / 227,895.04-314,411.52-142,981.12

Finding the Fourth Proportional to 227,895.04, 314,411.52 and 142,981.12

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Solution

The fourth proportional to 227,895.04, 314,411.52 and 142,981.12 is: 197,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,895.04 : 314,411.52 = 142,981.12 : x
  2. Step 2: Convert to fraction form
    227,895.04/314,411.52 = 142,981.12/x
  3. Step 3: Cross multiply
    227,895.04x = 314,411.52 × 142,981.12
  4. Step 4: Simplify right side
    227,895.04x = 44,954,911,270.50
  5. Step 5: Solve for x
    x = 44,954,911,270.50/227,895.04
  6. Step 6: Final answer
    x = 197,261.47

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Double scale
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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.