Home / 102,325.47-153,204.80-52,297.84

Finding the Fourth Proportional to 102,325.47, 153,204.80 and 52,297.84

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Solution

The fourth proportional to 102,325.47, 153,204.80 and 52,297.84 is: 78,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,325.47 : 153,204.80 = 52,297.84 : x
  2. Step 2: Convert to fraction form
    102,325.47/153,204.80 = 52,297.84/x
  3. Step 3: Cross multiply
    102,325.47x = 153,204.80 × 52,297.84
  4. Step 4: Simplify right side
    102,325.47x = 8,012,280,117.63
  5. Step 5: Solve for x
    x = 8,012,280,117.63/102,325.47
  6. Step 6: Final answer
    x = 78,301.91

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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.