Home / 163,818.30-245,727.45-53,010.30

Finding the Fourth Proportional to 163,818.30, 245,727.45 and 53,010.30

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Solution

The fourth proportional to 163,818.30, 245,727.45 and 53,010.30 is: 79,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,818.30 : 245,727.45 = 53,010.30 : x
  2. Step 2: Convert to fraction form
    163,818.30/245,727.45 = 53,010.30/x
  3. Step 3: Cross multiply
    163,818.30x = 245,727.45 × 53,010.30
  4. Step 4: Simplify right side
    163,818.30x = 13,026,085,842.74
  5. Step 5: Solve for x
    x = 13,026,085,842.74/163,818.30
  6. Step 6: Final answer
    x = 79,515.45

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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.