Home / 45,116.16-67,681.44-15,526.68

Finding the Fourth Proportional to 45,116.16, 67,681.44 and 15,526.68

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Solution

The fourth proportional to 45,116.16, 67,681.44 and 15,526.68 is: 23,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,116.16 : 67,681.44 = 15,526.68 : x
  2. Step 2: Convert to fraction form
    45,116.16/67,681.44 = 15,526.68/x
  3. Step 3: Cross multiply
    45,116.16x = 67,681.44 × 15,526.68
  4. Step 4: Simplify right side
    45,116.16x = 1,050,868,060.82
  5. Step 5: Solve for x
    x = 1,050,868,060.82/45,116.16
  6. Step 6: Final answer
    x = 23,292.50

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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.