Home / 94,783.36-130,800.80-54,495.18

Finding the Fourth Proportional to 94,783.36, 130,800.80 and 54,495.18

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Solution

The fourth proportional to 94,783.36, 130,800.80 and 54,495.18 is: 75,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,783.36 : 130,800.80 = 54,495.18 : x
  2. Step 2: Convert to fraction form
    94,783.36/130,800.80 = 54,495.18/x
  3. Step 3: Cross multiply
    94,783.36x = 130,800.80 × 54,495.18
  4. Step 4: Simplify right side
    94,783.36x = 7,128,013,140.14
  5. Step 5: Solve for x
    x = 7,128,013,140.14/94,783.36
  6. Step 6: Final answer
    x = 75,203.21

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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.