Home / 48,302.23-72,445.03-12,763.93

Finding the Fourth Proportional to 48,302.23, 72,445.03 and 12,763.93

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Solution

The fourth proportional to 48,302.23, 72,445.03 and 12,763.93 is: 19,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.23 : 72,445.03 = 12,763.93 : x
  2. Step 2: Convert to fraction form
    48,302.23/72,445.03 = 12,763.93/x
  3. Step 3: Cross multiply
    48,302.23x = 72,445.03 × 12,763.93
  4. Step 4: Simplify right side
    48,302.23x = 924,683,291.77
  5. Step 5: Solve for x
    x = 924,683,291.77/48,302.23
  6. Step 6: Final answer
    x = 19,143.70

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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.