Home / 166,378.20-249,518.70-59,749.80

Finding the Fourth Proportional to 166,378.20, 249,518.70 and 59,749.80

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Solution

The fourth proportional to 166,378.20, 249,518.70 and 59,749.80 is: 89,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,378.20 : 249,518.70 = 59,749.80 : x
  2. Step 2: Convert to fraction form
    166,378.20/249,518.70 = 59,749.80/x
  3. Step 3: Cross multiply
    166,378.20x = 249,518.70 × 59,749.80
  4. Step 4: Simplify right side
    166,378.20x = 14,908,692,421.26
  5. Step 5: Solve for x
    x = 14,908,692,421.26/166,378.20
  6. Step 6: Final answer
    x = 89,607.25

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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.