Home / 93,613.81-129,171.98-53,328.36

Finding the Fourth Proportional to 93,613.81, 129,171.98 and 53,328.36

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Solution

The fourth proportional to 93,613.81, 129,171.98 and 53,328.36 is: 73,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,613.81 : 129,171.98 = 53,328.36 : x
  2. Step 2: Convert to fraction form
    93,613.81/129,171.98 = 53,328.36/x
  3. Step 3: Cross multiply
    93,613.81x = 129,171.98 × 53,328.36
  4. Step 4: Simplify right side
    93,613.81x = 6,888,529,851.35
  5. Step 5: Solve for x
    x = 6,888,529,851.35/93,613.81
  6. Step 6: Final answer
    x = 73,584.55

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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.