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Finding the Fourth Proportional to 58,503.96, 87,764.58 and 19,048.32

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Solution

The fourth proportional to 58,503.96, 87,764.58 and 19,048.32 is: 28,575.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,503.96 : 87,764.58 = 19,048.32 : x
  2. Step 2: Convert to fraction form
    58,503.96/87,764.58 = 19,048.32/x
  3. Step 3: Cross multiply
    58,503.96x = 87,764.58 × 19,048.32
  4. Step 4: Simplify right side
    58,503.96x = 1,671,767,804.51
  5. Step 5: Solve for x
    x = 1,671,767,804.51/58,503.96
  6. Step 6: Final answer
    x = 28,575.29

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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.