Home / 104,681.86-157,038.35-48,527.64

Finding the Fourth Proportional to 104,681.86, 157,038.35 and 48,527.64

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Solution

The fourth proportional to 104,681.86, 157,038.35 and 48,527.64 is: 72,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,681.86 : 157,038.35 = 48,527.64 : x
  2. Step 2: Convert to fraction form
    104,681.86/157,038.35 = 48,527.64/x
  3. Step 3: Cross multiply
    104,681.86x = 157,038.35 × 48,527.64
  4. Step 4: Simplify right side
    104,681.86x = 7,620,700,272.36
  5. Step 5: Solve for x
    x = 7,620,700,272.36/104,681.86
  6. Step 6: Final answer
    x = 72,798.67

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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.