Home / 86,707.60-130,061.64-23,528.08

Finding the Fourth Proportional to 86,707.60, 130,061.64 and 23,528.08

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Solution

The fourth proportional to 86,707.60, 130,061.64 and 23,528.08 is: 35,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,707.60 : 130,061.64 = 23,528.08 : x
  2. Step 2: Convert to fraction form
    86,707.60/130,061.64 = 23,528.08/x
  3. Step 3: Cross multiply
    86,707.60x = 130,061.64 × 23,528.08
  4. Step 4: Simplify right side
    86,707.60x = 3,060,100,670.85
  5. Step 5: Solve for x
    x = 3,060,100,670.85/86,707.60
  6. Step 6: Final answer
    x = 35,292.19

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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.