Home / 93,212.69-128,637.15-52,930.23

Finding the Fourth Proportional to 93,212.69, 128,637.15 and 52,930.23

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Solution

The fourth proportional to 93,212.69, 128,637.15 and 52,930.23 is: 73,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,212.69 : 128,637.15 = 52,930.23 : x
  2. Step 2: Convert to fraction form
    93,212.69/128,637.15 = 52,930.23/x
  3. Step 3: Cross multiply
    93,212.69x = 128,637.15 × 52,930.23
  4. Step 4: Simplify right side
    93,212.69x = 6,808,793,255.17
  5. Step 5: Solve for x
    x = 6,808,793,255.17/93,212.69
  6. Step 6: Final answer
    x = 73,045.78

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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.