Home / 103,657.02-155,641.05-59,333.82

Finding the Fourth Proportional to 103,657.02, 155,641.05 and 59,333.82

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Solution

The fourth proportional to 103,657.02, 155,641.05 and 59,333.82 is: 89,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,657.02 : 155,641.05 = 59,333.82 : x
  2. Step 2: Convert to fraction form
    103,657.02/155,641.05 = 59,333.82/x
  3. Step 3: Cross multiply
    103,657.02x = 155,641.05 × 59,333.82
  4. Step 4: Simplify right side
    103,657.02x = 9,234,778,045.31
  5. Step 5: Solve for x
    x = 9,234,778,045.31/103,657.02
  6. Step 6: Final answer
    x = 89,089.75

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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.