Home / 166,102.02-249,192.72-53,782.37

Finding the Fourth Proportional to 166,102.02, 249,192.72 and 53,782.37

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Solution

The fourth proportional to 166,102.02, 249,192.72 and 53,782.37 is: 80,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,102.02 : 249,192.72 = 53,782.37 : x
  2. Step 2: Convert to fraction form
    166,102.02/249,192.72 = 53,782.37/x
  3. Step 3: Cross multiply
    166,102.02x = 249,192.72 × 53,782.37
  4. Step 4: Simplify right side
    166,102.02x = 13,402,173,822.38
  5. Step 5: Solve for x
    x = 13,402,173,822.38/166,102.02
  6. Step 6: Final answer
    x = 80,686.40

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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.