Home / 107,509.48-148,328.35-59,753.60

Finding the Fourth Proportional to 107,509.48, 148,328.35 and 59,753.60

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Solution

The fourth proportional to 107,509.48, 148,328.35 and 59,753.60 is: 82,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,509.48 : 148,328.35 = 59,753.60 : x
  2. Step 2: Convert to fraction form
    107,509.48/148,328.35 = 59,753.60/x
  3. Step 3: Cross multiply
    107,509.48x = 148,328.35 × 59,753.60
  4. Step 4: Simplify right side
    107,509.48x = 8,863,152,559.77
  5. Step 5: Solve for x
    x = 8,863,152,559.77/107,509.48
  6. Step 6: Final answer
    x = 82,440.66

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1.5x scale

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.