Home / 32,707.04-49,038.72-12,980.32

Finding the Fourth Proportional to 32,707.04, 49,038.72 and 12,980.32

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Solution

The fourth proportional to 32,707.04, 49,038.72 and 12,980.32 is: 19,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,707.04 : 49,038.72 = 12,980.32 : x
  2. Step 2: Convert to fraction form
    32,707.04/49,038.72 = 12,980.32/x
  3. Step 3: Cross multiply
    32,707.04x = 49,038.72 × 12,980.32
  4. Step 4: Simplify right side
    32,707.04x = 636,538,277.99
  5. Step 5: Solve for x
    x = 636,538,277.99/32,707.04
  6. Step 6: Final answer
    x = 19,461.81

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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.