Home / 93,795.84-129,479.04-57,985.92

Finding the Fourth Proportional to 93,795.84, 129,479.04 and 57,985.92

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Solution

The fourth proportional to 93,795.84, 129,479.04 and 57,985.92 is: 80,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,795.84 : 129,479.04 = 57,985.92 : x
  2. Step 2: Convert to fraction form
    93,795.84/129,479.04 = 57,985.92/x
  3. Step 3: Cross multiply
    93,795.84x = 129,479.04 × 57,985.92
  4. Step 4: Simplify right side
    93,795.84x = 7,507,961,255.12
  5. Step 5: Solve for x
    x = 7,507,961,255.12/93,795.84
  6. Step 6: Final answer
    x = 80,045.78

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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.