Home / 58,869.02-88,240.62-42,820.08

Finding the Fourth Proportional to 58,869.02, 88,240.62 and 42,820.08

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Solution

The fourth proportional to 58,869.02, 88,240.62 and 42,820.08 is: 64,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,869.02 : 88,240.62 = 42,820.08 : x
  2. Step 2: Convert to fraction form
    58,869.02/88,240.62 = 42,820.08/x
  3. Step 3: Cross multiply
    58,869.02x = 88,240.62 × 42,820.08
  4. Step 4: Simplify right side
    58,869.02x = 3,778,470,407.65
  5. Step 5: Solve for x
    x = 3,778,470,407.65/58,869.02
  6. Step 6: Final answer
    x = 64,184.36

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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.