Home / 114,304.08-157,740.90-63,317.60

Finding the Fourth Proportional to 114,304.08, 157,740.90 and 63,317.60

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Solution

The fourth proportional to 114,304.08, 157,740.90 and 63,317.60 is: 87,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,304.08 : 157,740.90 = 63,317.60 : x
  2. Step 2: Convert to fraction form
    114,304.08/157,740.90 = 63,317.60/x
  3. Step 3: Cross multiply
    114,304.08x = 157,740.90 × 63,317.60
  4. Step 4: Simplify right side
    114,304.08x = 9,987,774,421.14
  5. Step 5: Solve for x
    x = 9,987,774,421.14/114,304.08
  6. Step 6: Final answer
    x = 87,378.98

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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.