Home / 93,682.17-129,280.86-53,397.63

Finding the Fourth Proportional to 93,682.17, 129,280.86 and 53,397.63

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Solution

The fourth proportional to 93,682.17, 129,280.86 and 53,397.63 is: 73,688.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,682.17 : 129,280.86 = 53,397.63 : x
  2. Step 2: Convert to fraction form
    93,682.17/129,280.86 = 53,397.63/x
  3. Step 3: Cross multiply
    93,682.17x = 129,280.86 × 53,397.63
  4. Step 4: Simplify right side
    93,682.17x = 6,903,291,528.36
  5. Step 5: Solve for x
    x = 6,903,291,528.36/93,682.17
  6. Step 6: Final answer
    x = 73,688.42

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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.