Home / 48,342.42-72,535.10-18,762.50

Finding the Fourth Proportional to 48,342.42, 72,535.10 and 18,762.50

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Solution

The fourth proportional to 48,342.42, 72,535.10 and 18,762.50 is: 28,152.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.42 : 72,535.10 = 18,762.50 : x
  2. Step 2: Convert to fraction form
    48,342.42/72,535.10 = 18,762.50/x
  3. Step 3: Cross multiply
    48,342.42x = 72,535.10 × 18,762.50
  4. Step 4: Simplify right side
    48,342.42x = 1,360,939,901.28
  5. Step 5: Solve for x
    x = 1,360,939,901.28/48,342.42
  6. Step 6: Final answer
    x = 28,152.08

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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.