Home / 84,088.84-116,050.80-62,831.20

Finding the Fourth Proportional to 84,088.84, 116,050.80 and 62,831.20

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Solution

The fourth proportional to 84,088.84, 116,050.80 and 62,831.20 is: 86,713.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,088.84 : 116,050.80 = 62,831.20 : x
  2. Step 2: Convert to fraction form
    84,088.84/116,050.80 = 62,831.20/x
  3. Step 3: Cross multiply
    84,088.84x = 116,050.80 × 62,831.20
  4. Step 4: Simplify right side
    84,088.84x = 7,291,611,024.96
  5. Step 5: Solve for x
    x = 7,291,611,024.96/84,088.84
  6. Step 6: Final answer
    x = 86,713.18

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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.