Home / 74,016.59-102,118.93-45,306.34

Finding the Fourth Proportional to 74,016.59, 102,118.93 and 45,306.34

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Solution

The fourth proportional to 74,016.59, 102,118.93 and 45,306.34 is: 62,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,016.59 : 102,118.93 = 45,306.34 : x
  2. Step 2: Convert to fraction form
    74,016.59/102,118.93 = 45,306.34/x
  3. Step 3: Cross multiply
    74,016.59x = 102,118.93 × 45,306.34
  4. Step 4: Simplify right side
    74,016.59x = 4,626,634,594.45
  5. Step 5: Solve for x
    x = 4,626,634,594.45/74,016.59
  6. Step 6: Final answer
    x = 62,508.08

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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.