Home / 153,142.02-229,713.02-47,969.18

Finding the Fourth Proportional to 153,142.02, 229,713.02 and 47,969.18

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Solution

The fourth proportional to 153,142.02, 229,713.02 and 47,969.18 is: 71,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,142.02 : 229,713.02 = 47,969.18 : x
  2. Step 2: Convert to fraction form
    153,142.02/229,713.02 = 47,969.18/x
  3. Step 3: Cross multiply
    153,142.02x = 229,713.02 × 47,969.18
  4. Step 4: Simplify right side
    153,142.02x = 11,019,145,204.72
  5. Step 5: Solve for x
    x = 11,019,145,204.72/153,142.02
  6. Step 6: Final answer
    x = 71,953.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.