Home / 86,526.55-119,415-52,527.16

Finding the Fourth Proportional to 86,526.55, 119,415 and 52,527.16

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Solution

The fourth proportional to 86,526.55, 119,415 and 52,527.16 is: 72,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.55 : 119,415 = 52,527.16 : x
  2. Step 2: Convert to fraction form
    86,526.55/119,415 = 52,527.16/x
  3. Step 3: Cross multiply
    86,526.55x = 119,415 × 52,527.16
  4. Step 4: Simplify right side
    86,526.55x = 6,272,530,811.40
  5. Step 5: Solve for x
    x = 6,272,530,811.40/86,526.55
  6. Step 6: Final answer
    x = 72,492.56

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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.