Home / 48,463.95-72,681.84-18,875.19

Finding the Fourth Proportional to 48,463.95, 72,681.84 and 18,875.19

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Solution

The fourth proportional to 48,463.95, 72,681.84 and 18,875.19 is: 28,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,463.95 : 72,681.84 = 18,875.19 : x
  2. Step 2: Convert to fraction form
    48,463.95/72,681.84 = 18,875.19/x
  3. Step 3: Cross multiply
    48,463.95x = 72,681.84 × 18,875.19
  4. Step 4: Simplify right side
    48,463.95x = 1,371,883,539.55
  5. Step 5: Solve for x
    x = 1,371,883,539.55/48,463.95
  6. Step 6: Final answer
    x = 28,307.30

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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.