Home / 58,438.18-87,696.10-21,502.18

Finding the Fourth Proportional to 58,438.18, 87,696.10 and 21,502.18

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Solution

The fourth proportional to 58,438.18, 87,696.10 and 21,502.18 is: 32,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,438.18 : 87,696.10 = 21,502.18 : x
  2. Step 2: Convert to fraction form
    58,438.18/87,696.10 = 21,502.18/x
  3. Step 3: Cross multiply
    58,438.18x = 87,696.10 × 21,502.18
  4. Step 4: Simplify right side
    58,438.18x = 1,885,657,327.50
  5. Step 5: Solve for x
    x = 1,885,657,327.50/58,438.18
  6. Step 6: Final answer
    x = 32,267.56

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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.