Home / 85,597.02-118,127.40-47,355.94

Finding the Fourth Proportional to 85,597.02, 118,127.40 and 47,355.94

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Solution

The fourth proportional to 85,597.02, 118,127.40 and 47,355.94 is: 65,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,597.02 : 118,127.40 = 47,355.94 : x
  2. Step 2: Convert to fraction form
    85,597.02/118,127.40 = 47,355.94/x
  3. Step 3: Cross multiply
    85,597.02x = 118,127.40 × 47,355.94
  4. Step 4: Simplify right side
    85,597.02x = 5,594,034,066.76
  5. Step 5: Solve for x
    x = 5,594,034,066.76/85,597.02
  6. Step 6: Final answer
    x = 65,353.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.