Home / 56,017.16-77,307.14-30,866.60

Finding the Fourth Proportional to 56,017.16, 77,307.14 and 30,866.60

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Solution

The fourth proportional to 56,017.16, 77,307.14 and 30,866.60 is: 42,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.16 : 77,307.14 = 30,866.60 : x
  2. Step 2: Convert to fraction form
    56,017.16/77,307.14 = 30,866.60/x
  3. Step 3: Cross multiply
    56,017.16x = 77,307.14 × 30,866.60
  4. Step 4: Simplify right side
    56,017.16x = 2,386,208,567.52
  5. Step 5: Solve for x
    x = 2,386,208,567.52/56,017.16
  6. Step 6: Final answer
    x = 42,597.81

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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.