Home / 51,543.16-77,323.14-18,256.01

Finding the Fourth Proportional to 51,543.16, 77,323.14 and 18,256.01

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Solution

The fourth proportional to 51,543.16, 77,323.14 and 18,256.01 is: 27,386.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,543.16 : 77,323.14 = 18,256.01 : x
  2. Step 2: Convert to fraction form
    51,543.16/77,323.14 = 18,256.01/x
  3. Step 3: Cross multiply
    51,543.16x = 77,323.14 × 18,256.01
  4. Step 4: Simplify right side
    51,543.16x = 1,411,611,630.46
  5. Step 5: Solve for x
    x = 1,411,611,630.46/51,543.16
  6. Step 6: Final answer
    x = 27,386.98

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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.