Home / 93,940.36-129,637.13-51,498.86

Finding the Fourth Proportional to 93,940.36, 129,637.13 and 51,498.86

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Solution

The fourth proportional to 93,940.36, 129,637.13 and 51,498.86 is: 71,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940.36 : 129,637.13 = 51,498.86 : x
  2. Step 2: Convert to fraction form
    93,940.36/129,637.13 = 51,498.86/x
  3. Step 3: Cross multiply
    93,940.36x = 129,637.13 × 51,498.86
  4. Step 4: Simplify right side
    93,940.36x = 6,676,163,502.99
  5. Step 5: Solve for x
    x = 6,676,163,502.99/93,940.36
  6. Step 6: Final answer
    x = 71,068.11

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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.