Home / 153,296.96-229,862.05-53,430.35

Finding the Fourth Proportional to 153,296.96, 229,862.05 and 53,430.35

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Solution

The fourth proportional to 153,296.96, 229,862.05 and 53,430.35 is: 80,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,296.96 : 229,862.05 = 53,430.35 : x
  2. Step 2: Convert to fraction form
    153,296.96/229,862.05 = 53,430.35/x
  3. Step 3: Cross multiply
    153,296.96x = 229,862.05 × 53,430.35
  4. Step 4: Simplify right side
    153,296.96x = 12,281,609,783.22
  5. Step 5: Solve for x
    x = 12,281,609,783.22/153,296.96
  6. Step 6: Final answer
    x = 80,116.46

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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.