Home / 93,646.68-129,234.48-51,209.16

Finding the Fourth Proportional to 93,646.68, 129,234.48 and 51,209.16

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Solution

The fourth proportional to 93,646.68, 129,234.48 and 51,209.16 is: 70,669.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,646.68 : 129,234.48 = 51,209.16 : x
  2. Step 2: Convert to fraction form
    93,646.68/129,234.48 = 51,209.16/x
  3. Step 3: Cross multiply
    93,646.68x = 129,234.48 × 51,209.16
  4. Step 4: Simplify right side
    93,646.68x = 6,617,989,163.84
  5. Step 5: Solve for x
    x = 6,617,989,163.84/93,646.68
  6. Step 6: Final answer
    x = 70,669.77

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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.