Home / 93,516.12-129,052.44-51,075.36

Finding the Fourth Proportional to 93,516.12, 129,052.44 and 51,075.36

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Solution

The fourth proportional to 93,516.12, 129,052.44 and 51,075.36 is: 70,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,516.12 : 129,052.44 = 51,075.36 : x
  2. Step 2: Convert to fraction form
    93,516.12/129,052.44 = 51,075.36/x
  3. Step 3: Cross multiply
    93,516.12x = 129,052.44 × 51,075.36
  4. Step 4: Simplify right side
    93,516.12x = 6,591,399,831.88
  5. Step 5: Solve for x
    x = 6,591,399,831.88/93,516.12
  6. Step 6: Final answer
    x = 70,484.10

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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.