Home / 70,153.09-96,813.63-38,324.00

Finding the Fourth Proportional to 70,153.09, 96,813.63 and 38,324.00

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Solution

The fourth proportional to 70,153.09, 96,813.63 and 38,324.00 is: 52,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,153.09 : 96,813.63 = 38,324.00 : x
  2. Step 2: Convert to fraction form
    70,153.09/96,813.63 = 38,324.00/x
  3. Step 3: Cross multiply
    70,153.09x = 96,813.63 × 38,324.00
  4. Step 4: Simplify right side
    70,153.09x = 3,710,285,798.15
  5. Step 5: Solve for x
    x = 3,710,285,798.15/70,153.09
  6. Step 6: Final answer
    x = 52,888.42

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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.