Home / 99,557.40-149,336.10-62,693.40

Finding the Fourth Proportional to 99,557.40, 149,336.10 and 62,693.40

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Solution

The fourth proportional to 99,557.40, 149,336.10 and 62,693.40 is: 94,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,557.40 : 149,336.10 = 62,693.40 : x
  2. Step 2: Convert to fraction form
    99,557.40/149,336.10 = 62,693.40/x
  3. Step 3: Cross multiply
    99,557.40x = 149,336.10 × 62,693.40
  4. Step 4: Simplify right side
    99,557.40x = 9,362,387,851.74
  5. Step 5: Solve for x
    x = 9,362,387,851.74/99,557.40
  6. Step 6: Final answer
    x = 94,040.10

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1.5x scale

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.