Home / 58,979.51-88,381.75-43,320.59

Finding the Fourth Proportional to 58,979.51, 88,381.75 and 43,320.59

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Solution

The fourth proportional to 58,979.51, 88,381.75 and 43,320.59 is: 64,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,979.51 : 88,381.75 = 43,320.59 : x
  2. Step 2: Convert to fraction form
    58,979.51/88,381.75 = 43,320.59/x
  3. Step 3: Cross multiply
    58,979.51x = 88,381.75 × 43,320.59
  4. Step 4: Simplify right side
    58,979.51x = 3,828,749,005.02
  5. Step 5: Solve for x
    x = 3,828,749,005.02/58,979.51
  6. Step 6: Final answer
    x = 64,916.60

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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.