Home / 114,316.40-157,756.60-63,332.45

Finding the Fourth Proportional to 114,316.40, 157,756.60 and 63,332.45

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Solution

The fourth proportional to 114,316.40, 157,756.60 and 63,332.45 is: 87,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,316.40 : 157,756.60 = 63,332.45 : x
  2. Step 2: Convert to fraction form
    114,316.40/157,756.60 = 63,332.45/x
  3. Step 3: Cross multiply
    114,316.40x = 157,756.60 × 63,332.45
  4. Step 4: Simplify right side
    114,316.40x = 9,991,110,876.22
  5. Step 5: Solve for x
    x = 9,991,110,876.22/114,316.40
  6. Step 6: Final answer
    x = 87,398.76

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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.