Home / 235,066.34-324,345.93-139,602.98

Finding the Fourth Proportional to 235,066.34, 324,345.93 and 139,602.98

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Solution

The fourth proportional to 235,066.34, 324,345.93 and 139,602.98 is: 192,625.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,066.34 : 324,345.93 = 139,602.98 : x
  2. Step 2: Convert to fraction form
    235,066.34/324,345.93 = 139,602.98/x
  3. Step 3: Cross multiply
    235,066.34x = 324,345.93 × 139,602.98
  4. Step 4: Simplify right side
    235,066.34x = 45,279,658,378.87
  5. Step 5: Solve for x
    x = 45,279,658,378.87/235,066.34
  6. Step 6: Final answer
    x = 192,625.02

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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.