Home / 93,413.66-128,931.55-59,415.53

Finding the Fourth Proportional to 93,413.66, 128,931.55 and 59,415.53

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Solution

The fourth proportional to 93,413.66, 128,931.55 and 59,415.53 is: 82,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,413.66 : 128,931.55 = 59,415.53 : x
  2. Step 2: Convert to fraction form
    93,413.66/128,931.55 = 59,415.53/x
  3. Step 3: Cross multiply
    93,413.66x = 128,931.55 × 59,415.53
  4. Step 4: Simplify right side
    93,413.66x = 7,660,535,583.77
  5. Step 5: Solve for x
    x = 7,660,535,583.77/93,413.66
  6. Step 6: Final answer
    x = 82,006.59

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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.