Home / 93,847.13-129,509.10-51,405.83

Finding the Fourth Proportional to 93,847.13, 129,509.10 and 51,405.83

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Solution

The fourth proportional to 93,847.13, 129,509.10 and 51,405.83 is: 70,940.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,847.13 : 129,509.10 = 51,405.83 : x
  2. Step 2: Convert to fraction form
    93,847.13/129,509.10 = 51,405.83/x
  3. Step 3: Cross multiply
    93,847.13x = 129,509.10 × 51,405.83
  4. Step 4: Simplify right side
    93,847.13x = 6,657,522,130.51
  5. Step 5: Solve for x
    x = 6,657,522,130.51/93,847.13
  6. Step 6: Final answer
    x = 70,940.08

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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.