Home / 147,386.19-221,126.01-52,614.34

Finding the Fourth Proportional to 147,386.19, 221,126.01 and 52,614.34

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Solution

The fourth proportional to 147,386.19, 221,126.01 and 52,614.34 is: 78,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,386.19 : 221,126.01 = 52,614.34 : x
  2. Step 2: Convert to fraction form
    147,386.19/221,126.01 = 52,614.34/x
  3. Step 3: Cross multiply
    147,386.19x = 221,126.01 × 52,614.34
  4. Step 4: Simplify right side
    147,386.19x = 11,634,399,072.98
  5. Step 5: Solve for x
    x = 11,634,399,072.98/147,386.19
  6. Step 6: Final answer
    x = 78,938.19

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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.