Home / 292,319.10-438,624.45-166,056.30

Finding the Fourth Proportional to 292,319.10, 438,624.45 and 166,056.30

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Solution

The fourth proportional to 292,319.10, 438,624.45 and 166,056.30 is: 249,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,319.10 : 438,624.45 = 166,056.30 : x
  2. Step 2: Convert to fraction form
    292,319.10/438,624.45 = 166,056.30/x
  3. Step 3: Cross multiply
    292,319.10x = 438,624.45 × 166,056.30
  4. Step 4: Simplify right side
    292,319.10x = 72,836,353,256.54
  5. Step 5: Solve for x
    x = 72,836,353,256.54/292,319.10
  6. Step 6: Final answer
    x = 249,167.27

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1.5x scale

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.