Home / 109,718.02-151,409.98-59,417.02

Finding the Fourth Proportional to 109,718.02, 151,409.98 and 59,417.02

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Solution

The fourth proportional to 109,718.02, 151,409.98 and 59,417.02 is: 81,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,718.02 : 151,409.98 = 59,417.02 : x
  2. Step 2: Convert to fraction form
    109,718.02/151,409.98 = 59,417.02/x
  3. Step 3: Cross multiply
    109,718.02x = 151,409.98 × 59,417.02
  4. Step 4: Simplify right side
    109,718.02x = 8,996,329,809.86
  5. Step 5: Solve for x
    x = 8,996,329,809.86/109,718.02
  6. Step 6: Final answer
    x = 81,995.01

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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.