Home / 94,430.08-130,322.73-70,515.28

Finding the Fourth Proportional to 94,430.08, 130,322.73 and 70,515.28

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Solution

The fourth proportional to 94,430.08, 130,322.73 and 70,515.28 is: 97,317.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,430.08 : 130,322.73 = 70,515.28 : x
  2. Step 2: Convert to fraction form
    94,430.08/130,322.73 = 70,515.28/x
  3. Step 3: Cross multiply
    94,430.08x = 130,322.73 × 70,515.28
  4. Step 4: Simplify right side
    94,430.08x = 9,189,743,796.31
  5. Step 5: Solve for x
    x = 9,189,743,796.31/94,430.08
  6. Step 6: Final answer
    x = 97,317.97

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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.