Home / 85,444.86-128,193.26-60,533.10

Finding the Fourth Proportional to 85,444.86, 128,193.26 and 60,533.10

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Solution

The fourth proportional to 85,444.86, 128,193.26 and 60,533.10 is: 90,818.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,444.86 : 128,193.26 = 60,533.10 : x
  2. Step 2: Convert to fraction form
    85,444.86/128,193.26 = 60,533.10/x
  3. Step 3: Cross multiply
    85,444.86x = 128,193.26 × 60,533.10
  4. Step 4: Simplify right side
    85,444.86x = 7,759,935,124.24
  5. Step 5: Solve for x
    x = 7,759,935,124.24/85,444.86
  6. Step 6: Final answer
    x = 90,818.04

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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.