Home / 93,981.17-129,682.06-53,697.54

Finding the Fourth Proportional to 93,981.17, 129,682.06 and 53,697.54

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Solution

The fourth proportional to 93,981.17, 129,682.06 and 53,697.54 is: 74,095.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,981.17 : 129,682.06 = 53,697.54 : x
  2. Step 2: Convert to fraction form
    93,981.17/129,682.06 = 53,697.54/x
  3. Step 3: Cross multiply
    93,981.17x = 129,682.06 × 53,697.54
  4. Step 4: Simplify right side
    93,981.17x = 6,963,607,528.78
  5. Step 5: Solve for x
    x = 6,963,607,528.78/93,981.17
  6. Step 6: Final answer
    x = 74,095.78

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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.