Home / 249,600.45-374,455.35-99,803.10

Finding the Fourth Proportional to 249,600.45, 374,455.35 and 99,803.10

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Solution

The fourth proportional to 249,600.45, 374,455.35 and 99,803.10 is: 149,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,600.45 : 374,455.35 = 99,803.10 : x
  2. Step 2: Convert to fraction form
    249,600.45/374,455.35 = 99,803.10/x
  3. Step 3: Cross multiply
    249,600.45x = 374,455.35 × 99,803.10
  4. Step 4: Simplify right side
    249,600.45x = 37,371,804,741.59
  5. Step 5: Solve for x
    x = 37,371,804,741.59/249,600.45
  6. Step 6: Final answer
    x = 149,726.51

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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.