Home / 147,237.40-220,807.50-47,373.72

Finding the Fourth Proportional to 147,237.40, 220,807.50 and 47,373.72

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Solution

The fourth proportional to 147,237.40, 220,807.50 and 47,373.72 is: 71,044.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,237.40 : 220,807.50 = 47,373.72 : x
  2. Step 2: Convert to fraction form
    147,237.40/220,807.50 = 47,373.72/x
  3. Step 3: Cross multiply
    147,237.40x = 220,807.50 × 47,373.72
  4. Step 4: Simplify right side
    147,237.40x = 10,460,472,678.90
  5. Step 5: Solve for x
    x = 10,460,472,678.90/147,237.40
  6. Step 6: Final answer
    x = 71,044.94

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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.