Home / 116,412.90-174,643.65-66,452.10

Finding the Fourth Proportional to 116,412.90, 174,643.65 and 66,452.10

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Solution

The fourth proportional to 116,412.90, 174,643.65 and 66,452.10 is: 99,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,412.90 : 174,643.65 = 66,452.10 : x
  2. Step 2: Convert to fraction form
    116,412.90/174,643.65 = 66,452.10/x
  3. Step 3: Cross multiply
    116,412.90x = 174,643.65 × 66,452.10
  4. Step 4: Simplify right side
    116,412.90x = 11,605,437,294.17
  5. Step 5: Solve for x
    x = 11,605,437,294.17/116,412.90
  6. Step 6: Final answer
    x = 99,692.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.