Home / 86,895.02-130,391.79-46,913.47

Finding the Fourth Proportional to 86,895.02, 130,391.79 and 46,913.47

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Solution

The fourth proportional to 86,895.02, 130,391.79 and 46,913.47 is: 70,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,895.02 : 130,391.79 = 46,913.47 : x
  2. Step 2: Convert to fraction form
    86,895.02/130,391.79 = 46,913.47/x
  3. Step 3: Cross multiply
    86,895.02x = 130,391.79 × 46,913.47
  4. Step 4: Simplify right side
    86,895.02x = 6,117,130,709.11
  5. Step 5: Solve for x
    x = 6,117,130,709.11/86,895.02
  6. Step 6: Final answer
    x = 70,396.80

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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.