Home / 110,420.16-152,380.53-62,674.31

Finding the Fourth Proportional to 110,420.16, 152,380.53 and 62,674.31

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Solution

The fourth proportional to 110,420.16, 152,380.53 and 62,674.31 is: 86,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,420.16 : 152,380.53 = 62,674.31 : x
  2. Step 2: Convert to fraction form
    110,420.16/152,380.53 = 62,674.31/x
  3. Step 3: Cross multiply
    110,420.16x = 152,380.53 × 62,674.31
  4. Step 4: Simplify right side
    110,420.16x = 9,550,343,813.28
  5. Step 5: Solve for x
    x = 9,550,343,813.28/110,420.16
  6. Step 6: Final answer
    x = 86,490.94

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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.