Home / 84,657.85-116,740.66-59,154.93

Finding the Fourth Proportional to 84,657.85, 116,740.66 and 59,154.93

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Solution

The fourth proportional to 84,657.85, 116,740.66 and 59,154.93 is: 81,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,657.85 : 116,740.66 = 59,154.93 : x
  2. Step 2: Convert to fraction form
    84,657.85/116,740.66 = 59,154.93/x
  3. Step 3: Cross multiply
    84,657.85x = 116,740.66 × 59,154.93
  4. Step 4: Simplify right side
    84,657.85x = 6,905,785,570.45
  5. Step 5: Solve for x
    x = 6,905,785,570.45/84,657.85
  6. Step 6: Final answer
    x = 81,572.89

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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.