Home / 61,781.49-91,877.45-59,813.19

Finding the Fourth Proportional to 61,781.49, 91,877.45 and 59,813.19

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Solution

The fourth proportional to 61,781.49, 91,877.45 and 59,813.19 is: 88,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,781.49 : 91,877.45 = 59,813.19 : x
  2. Step 2: Convert to fraction form
    61,781.49/91,877.45 = 59,813.19/x
  3. Step 3: Cross multiply
    61,781.49x = 91,877.45 × 59,813.19
  4. Step 4: Simplify right side
    61,781.49x = 5,495,483,074.50
  5. Step 5: Solve for x
    x = 5,495,483,074.50/61,781.49
  6. Step 6: Final answer
    x = 88,950.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.