Home / 94,809.12-130,830-52,367.28

Finding the Fourth Proportional to 94,809.12, 130,830 and 52,367.28

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Solution

The fourth proportional to 94,809.12, 130,830 and 52,367.28 is: 72,263.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,809.12 : 130,830 = 52,367.28 : x
  2. Step 2: Convert to fraction form
    94,809.12/130,830 = 52,367.28/x
  3. Step 3: Cross multiply
    94,809.12x = 130,830 × 52,367.28
  4. Step 4: Simplify right side
    94,809.12x = 6,851,211,242.40
  5. Step 5: Solve for x
    x = 6,851,211,242.40/94,809.12
  6. Step 6: Final answer
    x = 72,263.21

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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.