Home / 70,582.19-97,403.59-38,753.13

Finding the Fourth Proportional to 70,582.19, 97,403.59 and 38,753.13

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Solution

The fourth proportional to 70,582.19, 97,403.59 and 38,753.13 is: 53,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.19 : 97,403.59 = 38,753.13 : x
  2. Step 2: Convert to fraction form
    70,582.19/97,403.59 = 38,753.13/x
  3. Step 3: Cross multiply
    70,582.19x = 97,403.59 × 38,753.13
  4. Step 4: Simplify right side
    70,582.19x = 3,774,693,985.74
  5. Step 5: Solve for x
    x = 3,774,693,985.74/70,582.19
  6. Step 6: Final answer
    x = 53,479.41

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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.