Home / 58,123.44-87,070.80-38,341.56

Finding the Fourth Proportional to 58,123.44, 87,070.80 and 38,341.56

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Solution

The fourth proportional to 58,123.44, 87,070.80 and 38,341.56 is: 57,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,123.44 : 87,070.80 = 38,341.56 : x
  2. Step 2: Convert to fraction form
    58,123.44/87,070.80 = 38,341.56/x
  3. Step 3: Cross multiply
    58,123.44x = 87,070.80 × 38,341.56
  4. Step 4: Simplify right side
    58,123.44x = 3,338,430,302.45
  5. Step 5: Solve for x
    x = 3,338,430,302.45/58,123.44
  6. Step 6: Final answer
    x = 57,436.90

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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.