Home / 94,521.99-130,443.30-54,243.12

Finding the Fourth Proportional to 94,521.99, 130,443.30 and 54,243.12

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Solution

The fourth proportional to 94,521.99, 130,443.30 and 54,243.12 is: 74,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,521.99 : 130,443.30 = 54,243.12 : x
  2. Step 2: Convert to fraction form
    94,521.99/130,443.30 = 54,243.12/x
  3. Step 3: Cross multiply
    94,521.99x = 130,443.30 × 54,243.12
  4. Step 4: Simplify right side
    94,521.99x = 7,075,651,303.88
  5. Step 5: Solve for x
    x = 7,075,651,303.88/94,521.99
  6. Step 6: Final answer
    x = 74,857.20

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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.