Home / 127,528.02-175,983.93-70,938.18

Finding the Fourth Proportional to 127,528.02, 175,983.93 and 70,938.18

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Solution

The fourth proportional to 127,528.02, 175,983.93 and 70,938.18 is: 97,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,528.02 : 175,983.93 = 70,938.18 : x
  2. Step 2: Convert to fraction form
    127,528.02/175,983.93 = 70,938.18/x
  3. Step 3: Cross multiply
    127,528.02x = 175,983.93 × 70,938.18
  4. Step 4: Simplify right side
    127,528.02x = 12,483,979,703.45
  5. Step 5: Solve for x
    x = 12,483,979,703.45/127,528.02
  6. Step 6: Final answer
    x = 97,892.05

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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.