Home / 48,301.23-72,443.53-12,762.93

Finding the Fourth Proportional to 48,301.23, 72,443.53 and 12,762.93

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Solution

The fourth proportional to 48,301.23, 72,443.53 and 12,762.93 is: 19,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,301.23 : 72,443.53 = 12,762.93 : x
  2. Step 2: Convert to fraction form
    48,301.23/72,443.53 = 12,762.93/x
  3. Step 3: Cross multiply
    48,301.23x = 72,443.53 × 12,762.93
  4. Step 4: Simplify right side
    48,301.23x = 924,591,702.34
  5. Step 5: Solve for x
    x = 924,591,702.34/48,301.23
  6. Step 6: Final answer
    x = 19,142.20

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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.